/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 09:45:02,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 09:45:02,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 09:45:02,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 09:45:02,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 09:45:02,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 09:45:02,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 09:45:02,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 09:45:02,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 09:45:02,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 09:45:02,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 09:45:02,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 09:45:02,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 09:45:02,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 09:45:02,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 09:45:02,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 09:45:02,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 09:45:02,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 09:45:02,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 09:45:02,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 09:45:02,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 09:45:02,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 09:45:02,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 09:45:02,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 09:45:02,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 09:45:02,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 09:45:02,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 09:45:02,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 09:45:02,827 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-RepeatedVariableLbe.epf [2021-03-25 09:45:02,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 09:45:02,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 09:45:02,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 09:45:02,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 09:45:02,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 09:45:02,857 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 09:45:02,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 09:45:02,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 09:45:02,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 09:45:02,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 09:45:02,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 09:45:03,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 09:45:03,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 09:45:03,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 09:45:03,119 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 09:45:03,120 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 09:45:03,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1.wvr.bpl [2021-03-25 09:45:03,122 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1.wvr.bpl' [2021-03-25 09:45:03,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 09:45:03,147 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 09:45:03,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 09:45:03,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 09:45:03,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 09:45:03,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 09:45:03,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 09:45:03,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 09:45:03,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 09:45:03,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/1) ... [2021-03-25 09:45:03,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 09:45:03,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 09:45:03,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 09:45:03,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 09:45:03,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (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 09:45:03,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 09:45:03,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 09:45:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 09:45:03,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 09:45:03,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 09:45:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 09:45:03,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 09:45:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 09:45:03,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 09:45:03,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 09:45:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 09:45:03,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 09:45:03,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-25 09:45:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-25 09:45:03,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-25 09:45:03,275 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 09:45:03,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 09:45:03,425 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-03-25 09:45:03,426 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-25 09:45:03,426 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-25 09:45:03,426 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-03-25 09:45:03,426 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread4EXIT is neither atomic block end nor error location. [2021-03-25 09:45:03,427 INFO L202 PluginConnector]: Adding new model parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 09:45:03 BoogieIcfgContainer [2021-03-25 09:45:03,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 09:45:03,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 09:45:03,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 09:45:03,430 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 09:45:03,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:45:03" (1/2) ... [2021-03-25 09:45:03,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b73f6 and model type parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 09:45:03, skipping insertion in model container [2021-03-25 09:45:03,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 09:45:03" (2/2) ... [2021-03-25 09:45:03,432 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-1.wvr.bpl [2021-03-25 09:45:03,435 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 09:45:03,437 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 09:45:03,438 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 09:45:03,497 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 09:45:03,521 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 09:45:03,541 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 09:45:03,541 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 09:45:03,541 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 09:45:03,541 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 09:45:03,541 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 09:45:03,541 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 09:45:03,541 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 09:45:03,541 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 09:45:03,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 29 transitions, 90 flow [2021-03-25 09:45:03,578 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-03-25 09:45:03,578 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:45:03,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 25 events. 4/25 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 23 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-03-25 09:45:03,593 INFO L82 GeneralOperation]: Start removeDead. Operand has 38 places, 29 transitions, 90 flow [2021-03-25 09:45:03,596 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 32 places, 23 transitions, 70 flow [2021-03-25 09:45:03,597 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:03,603 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 70 flow [2021-03-25 09:45:03,607 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 70 flow [2021-03-25 09:45:03,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 23 transitions, 70 flow [2021-03-25 09:45:03,625 INFO L129 PetriNetUnfolder]: 4/23 cut-off events. [2021-03-25 09:45:03,625 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:45:03,626 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 23 events. 4/23 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 29 event pairs, 0 based on Foata normal form. 0/19 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-03-25 09:45:03,627 INFO L142 LiptonReduction]: Number of co-enabled transitions 180 [2021-03-25 09:45:03,664 INFO L154 LiptonReduction]: Checked pairs total: 192 [2021-03-25 09:45:03,664 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:45:03,665 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 69 [2021-03-25 09:45:03,673 INFO L129 PetriNetUnfolder]: 4/21 cut-off events. [2021-03-25 09:45:03,674 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:45:03,674 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:03,674 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:03,674 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:03,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:03,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1599162345, now seen corresponding path program 1 times [2021-03-25 09:45:03,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:03,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653283192] [2021-03-25 09:45:03,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:03,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,779 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 09:45:03,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653283192] [2021-03-25 09:45:03,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:45:03,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 09:45:03,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222606370] [2021-03-25 09:45:03,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 09:45:03,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:03,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 09:45:03,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 09:45:03,794 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 30 [2021-03-25 09:45:03,795 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 22 transitions, 68 flow. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 09:45:03,795 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:03,795 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 30 [2021-03-25 09:45:03,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:03,814 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L63-->L62: Formula: (= v_s2_5 (+ v_t22_2 v_s2_6)) InVars {t22=v_t22_2, s2=v_s2_6} OutVars{t22=v_t22_2, s2=v_s2_5} AuxVars[] AssignedVars[s2][20], [18#L36true, thread4Thread1of1ForFork3InUse, 21#L79true, thread2Thread1of1ForFork1InUse, thread1Thread1of1ForFork0InUse, 9#L62true, thread3Thread1of1ForFork2InUse, 42#true, 10#L49true, 29#L23true]) [2021-03-25 09:45:03,814 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,814 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,814 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,815 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,819 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 09:45:03,819 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 09:45:03,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 53 events. 19/53 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 124 event pairs, 0 based on Foata normal form. 1/41 useless extension candidates. Maximal degree in co-relation 72. Up to 22 conditions per place. [2021-03-25 09:45:03,822 INFO L132 encePairwiseOnDemand]: 24/30 looper letters, 5 selfloop transitions, 5 changer transitions 0/26 dead transitions. [2021-03-25 09:45:03,822 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 26 transitions, 96 flow [2021-03-25 09:45:03,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 09:45:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 09:45:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 77 transitions. [2021-03-25 09:45:03,829 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8555555555555555 [2021-03-25 09:45:03,829 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 77 transitions. [2021-03-25 09:45:03,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 77 transitions. [2021-03-25 09:45:03,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:03,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 77 transitions. [2021-03-25 09:45:03,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 09:45:03,835 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 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 09:45:03,835 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 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 09:45:03,836 INFO L185 Difference]: Start difference. First operand has 31 places, 22 transitions, 68 flow. Second operand 3 states and 77 transitions. [2021-03-25 09:45:03,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 26 transitions, 96 flow [2021-03-25 09:45:03,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 26 transitions, 80 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-25 09:45:03,840 INFO L241 Difference]: Finished difference. Result has 26 places, 26 transitions, 85 flow [2021-03-25 09:45:03,841 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=85, PETRI_PLACES=26, PETRI_TRANSITIONS=26} [2021-03-25 09:45:03,841 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, -5 predicate places. [2021-03-25 09:45:03,841 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:03,841 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 09:45:03,842 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 09:45:03,842 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 26 transitions, 85 flow [2021-03-25 09:45:03,847 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L63-->L62: Formula: (= v_s2_5 (+ v_t22_2 v_s2_6)) InVars {t22=v_t22_2, s2=v_s2_6} OutVars{t22=v_t22_2, s2=v_s2_5} AuxVars[] AssignedVars[s2][10], [18#L36true, 21#L79true, 9#L62true, 42#true, 10#L49true, 29#L23true, Black: 44#(= s2 s1)]) [2021-03-25 09:45:03,847 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,847 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,848 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,848 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:03,850 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 09:45:03,850 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 09:45:03,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 53 events. 19/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 126 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 60. Up to 22 conditions per place. [2021-03-25 09:45:03,851 INFO L142 LiptonReduction]: Number of co-enabled transitions 240 [2021-03-25 09:45:03,853 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:03,853 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:03,853 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-03-25 09:45:03,854 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 26 transitions, 85 flow [2021-03-25 09:45:03,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 09:45:03,854 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:03,854 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:03,854 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 09:45:03,855 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:03,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:03,855 INFO L82 PathProgramCache]: Analyzing trace with hash 345895322, now seen corresponding path program 1 times [2021-03-25 09:45:03,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:03,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673978930] [2021-03-25 09:45:03,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:03,896 INFO L142 QuantifierPusher]: treesize reduction 20, result has 25.9 percent of original size [2021-03-25 09:45:03,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:03,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:03,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:03,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673978930] [2021-03-25 09:45:03,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086932402] [2021-03-25 09:45:03,905 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 09:45:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:03,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 09:45:03,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:03,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:03,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:03,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:03,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:03,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:03,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:03,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:03,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:03,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:03,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:03,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:03,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:03,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,009 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 09:45:04,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 09:45:04,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-03-25 09:45:04,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795045124] [2021-03-25 09:45:04,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:45:04,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:04,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:45:04,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:45:04,012 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 30 [2021-03-25 09:45:04,012 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 26 transitions, 85 flow. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 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 09:45:04,012 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:04,012 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 30 [2021-03-25 09:45:04,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:04,055 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][21], [17#L24true, 21#L79true, 54#(<= i2 i1), 42#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 31#L37true]) [2021-03-25 09:45:04,056 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][14], [17#L24true, 20#L78true, 54#(<= i2 i1), 24#L50true, 42#true, Black: 44#(= s2 s1), 31#L37true]) [2021-03-25 09:45:04,056 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,056 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,058 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][21], [17#L24true, 21#L79true, 54#(<= i2 i1), 10#L49true, 42#true, Black: 44#(= s2 s1), 31#L37true, 15#L63true]) [2021-03-25 09:45:04,058 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,058 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,058 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,058 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,058 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,060 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][20], [17#L24true, 21#L79true, 24#L50true, 42#true, Black: 44#(= s2 s1), 15#L63true, 47#true, 31#L37true]) [2021-03-25 09:45:04,060 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:45:04,060 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,060 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,060 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,063 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][20], [21#L79true, 24#L50true, 42#true, 29#L23true, Black: 44#(= s2 s1), 31#L37true, 15#L63true, 47#true]) [2021-03-25 09:45:04,063 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 09:45:04,063 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,063 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,063 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,066 INFO L129 PetriNetUnfolder]: 248/430 cut-off events. [2021-03-25 09:45:04,066 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 09:45:04,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 808 conditions, 430 events. 248/430 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1827 event pairs, 17 based on Foata normal form. 1/400 useless extension candidates. Maximal degree in co-relation 752. Up to 160 conditions per place. [2021-03-25 09:45:04,071 INFO L132 encePairwiseOnDemand]: 24/30 looper letters, 7 selfloop transitions, 8 changer transitions 0/35 dead transitions. [2021-03-25 09:45:04,071 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 35 transitions, 135 flow [2021-03-25 09:45:04,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:45:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:45:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-03-25 09:45:04,073 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2021-03-25 09:45:04,074 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:04,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 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 09:45:04,075 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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 09:45:04,075 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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 09:45:04,075 INFO L185 Difference]: Start difference. First operand has 26 places, 26 transitions, 85 flow. Second operand 4 states and 104 transitions. [2021-03-25 09:45:04,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 35 transitions, 135 flow [2021-03-25 09:45:04,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 35 transitions, 130 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 09:45:04,077 INFO L241 Difference]: Finished difference. Result has 31 places, 33 transitions, 140 flow [2021-03-25 09:45:04,077 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=140, PETRI_PLACES=31, PETRI_TRANSITIONS=33} [2021-03-25 09:45:04,078 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 0 predicate places. [2021-03-25 09:45:04,078 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:04,078 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 33 transitions, 140 flow [2021-03-25 09:45:04,078 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 33 transitions, 140 flow [2021-03-25 09:45:04,079 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 33 transitions, 140 flow [2021-03-25 09:45:04,098 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][0], [17#L24true, 20#L78true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 54#(<= i2 i1), 24#L50true, Black: 44#(= s2 s1), 31#L37true]) [2021-03-25 09:45:04,099 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,099 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,099 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,099 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][32], [17#L24true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 21#L79true, 54#(<= i2 i1), 10#L49true, Black: 44#(= s2 s1), 31#L37true, 15#L63true]) [2021-03-25 09:45:04,104 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,104 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,104 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,104 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,107 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][32], [17#L24true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 21#L79true, 54#(<= i2 i1), 10#L49true, Black: 44#(= s2 s1), 31#L37true, 15#L63true]) [2021-03-25 09:45:04,107 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,107 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,107 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,107 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,107 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,108 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L24-->L23: Formula: (= v_s1_1 (+ v_t11_2 v_s1_2)) InVars {t11=v_t11_2, s1=v_s1_2} OutVars{t11=v_t11_2, s1=v_s1_1} AuxVars[] AssignedVars[s1][24], [18#L36true, Black: 54#(<= i2 i1), Black: 47#true, 21#L79true, 10#L49true, 76#(<= (+ i2 1) i1), 29#L23true, Black: 44#(= s2 s1), 15#L63true]) [2021-03-25 09:45:04,108 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1], [17#L24true, Black: 54#(<= i2 i1), Black: 76#(<= (+ i2 1) i1), 21#L79true, 24#L50true, Black: 44#(= s2 s1), 47#true, 15#L63true, 31#L37true]) [2021-03-25 09:45:04,109 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,109 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,115 INFO L129 PetriNetUnfolder]: 241/404 cut-off events. [2021-03-25 09:45:04,116 INFO L130 PetriNetUnfolder]: For 75/90 co-relation queries the response was YES. [2021-03-25 09:45:04,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 854 conditions, 404 events. 241/404 cut-off events. For 75/90 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1604 event pairs, 19 based on Foata normal form. 0/366 useless extension candidates. Maximal degree in co-relation 801. Up to 164 conditions per place. [2021-03-25 09:45:04,122 INFO L142 LiptonReduction]: Number of co-enabled transitions 380 [2021-03-25 09:45:04,126 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:04,126 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:04,126 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 48 [2021-03-25 09:45:04,128 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 33 transitions, 140 flow [2021-03-25 09:45:04,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 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 09:45:04,128 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:04,128 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:04,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-25 09:45:04,347 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:04,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:04,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1745209222, now seen corresponding path program 1 times [2021-03-25 09:45:04,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:04,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178784650] [2021-03-25 09:45:04,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:04,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:04,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178784650] [2021-03-25 09:45:04,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56643341] [2021-03-25 09:45:04,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:04,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 09:45:04,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:04,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:04,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:04,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:04,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:04,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:04,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:04,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:04,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:04,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:04,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:04,561 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 09:45:04,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 09:45:04,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-03-25 09:45:04,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142471213] [2021-03-25 09:45:04,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:45:04,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:04,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:45:04,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:45:04,562 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 30 [2021-03-25 09:45:04,562 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 33 transitions, 140 flow. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 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 09:45:04,562 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:04,563 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 30 [2021-03-25 09:45:04,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:04,600 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][20], [17#L24true, Black: 76#(<= (+ i2 1) i1), 21#L79true, Black: 47#true, 54#(<= i2 i1), 102#true, 10#L49true, Black: 44#(= s2 s1), 31#L37true, 15#L63true]) [2021-03-25 09:45:04,600 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][13], [17#L24true, 20#L78true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 54#(<= i2 i1), 102#true, 24#L50true, Black: 44#(= s2 s1), 31#L37true]) [2021-03-25 09:45:04,600 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,600 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,605 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][20], [17#L24true, Black: 76#(<= (+ i2 1) i1), 21#L79true, Black: 47#true, 54#(<= i2 i1), 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 31#L37true]) [2021-03-25 09:45:04,605 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,605 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,605 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,605 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,605 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,607 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][26], [17#L24true, Black: 54#(<= i2 i1), Black: 76#(<= (+ i2 1) i1), 21#L79true, 102#true, 24#L50true, Black: 44#(= s2 s1), 47#true, 31#L37true, 15#L63true]) [2021-03-25 09:45:04,608 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,608 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,608 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,608 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,615 INFO L129 PetriNetUnfolder]: 365/604 cut-off events. [2021-03-25 09:45:04,615 INFO L130 PetriNetUnfolder]: For 251/295 co-relation queries the response was YES. [2021-03-25 09:45:04,617 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1501 conditions, 604 events. 365/604 cut-off events. For 251/295 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 2624 event pairs, 29 based on Foata normal form. 7/558 useless extension candidates. Maximal degree in co-relation 1431. Up to 231 conditions per place. [2021-03-25 09:45:04,620 INFO L132 encePairwiseOnDemand]: 24/30 looper letters, 13 selfloop transitions, 13 changer transitions 0/46 dead transitions. [2021-03-25 09:45:04,620 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 46 transitions, 256 flow [2021-03-25 09:45:04,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:45:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:45:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-03-25 09:45:04,622 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2021-03-25 09:45:04,622 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:04,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-03-25 09:45:04,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 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 09:45:04,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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 09:45:04,624 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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 09:45:04,624 INFO L185 Difference]: Start difference. First operand has 31 places, 33 transitions, 140 flow. Second operand 4 states and 104 transitions. [2021-03-25 09:45:04,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 46 transitions, 256 flow [2021-03-25 09:45:04,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 46 transitions, 256 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 09:45:04,626 INFO L241 Difference]: Finished difference. Result has 37 places, 44 transitions, 268 flow [2021-03-25 09:45:04,626 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=268, PETRI_PLACES=37, PETRI_TRANSITIONS=44} [2021-03-25 09:45:04,626 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 6 predicate places. [2021-03-25 09:45:04,627 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:04,627 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 44 transitions, 268 flow [2021-03-25 09:45:04,627 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 44 transitions, 268 flow [2021-03-25 09:45:04,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 44 transitions, 268 flow [2021-03-25 09:45:04,648 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][43], [17#L24true, Black: 76#(<= (+ i2 1) i1), 21#L79true, Black: 47#true, 54#(<= i2 i1), 102#true, 10#L49true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), Black: 44#(= s2 s1), 15#L63true, 31#L37true]) [2021-03-25 09:45:04,648 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,648 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,648 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,648 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,648 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][0], [17#L24true, Black: 76#(<= (+ i2 1) i1), 20#L78true, Black: 47#true, 102#true, 54#(<= i2 i1), 24#L50true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), Black: 44#(= s2 s1), 31#L37true]) [2021-03-25 09:45:04,648 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,648 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,649 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:04,649 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,651 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][43], [17#L24true, Black: 76#(<= (+ i2 1) i1), 21#L79true, Black: 47#true, 102#true, 54#(<= i2 i1), 10#L49true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), Black: 44#(= s2 s1), 31#L37true, 15#L63true]) [2021-03-25 09:45:04,651 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,651 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,651 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:04,651 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:04,651 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:45:04,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][36], [17#L24true, Black: 54#(<= i2 i1), Black: 76#(<= (+ i2 1) i1), 21#L79true, 102#true, 24#L50true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), Black: 44#(= s2 s1), 31#L37true, 47#true, 15#L63true]) [2021-03-25 09:45:04,653 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:45:04,653 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,653 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:04,653 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:04,655 INFO L129 PetriNetUnfolder]: 345/595 cut-off events. [2021-03-25 09:45:04,655 INFO L130 PetriNetUnfolder]: For 373/405 co-relation queries the response was YES. [2021-03-25 09:45:04,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1479 conditions, 595 events. 345/595 cut-off events. For 373/405 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 2765 event pairs, 25 based on Foata normal form. 3/559 useless extension candidates. Maximal degree in co-relation 1391. Up to 229 conditions per place. [2021-03-25 09:45:04,662 INFO L142 LiptonReduction]: Number of co-enabled transitions 554 [2021-03-25 09:45:04,665 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:04,665 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:04,665 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 39 [2021-03-25 09:45:04,666 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 44 transitions, 268 flow [2021-03-25 09:45:04,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 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 09:45:04,666 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:04,666 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:04,884 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:04,885 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:04,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:04,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1258865793, now seen corresponding path program 1 times [2021-03-25 09:45:04,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:04,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83262303] [2021-03-25 09:45:04,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:04,972 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:04,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:04,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:04,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:04,987 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:04,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:05,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:05,014 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:05,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:05,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83262303] [2021-03-25 09:45:05,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535201721] [2021-03-25 09:45:05,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:05,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:05,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:05,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:05,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:05,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:05,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:05,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:05,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:05,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:05,123 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:05,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:05,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:05,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:05,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:05,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,146 INFO L147 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size 17 [2021-03-25 09:45:05,147 INFO L142 QuantifierPusher]: treesize reduction 6, result has 75.0 percent of original size [2021-03-25 09:45:05,147 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:45:05,148 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:45:05,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,160 INFO L147 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size 12 [2021-03-25 09:45:05,161 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:45:05,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:05,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:05,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:05,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:05,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:05,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:05,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557975621] [2021-03-25 09:45:05,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:05,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:05,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:05,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:05,194 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 30 [2021-03-25 09:45:05,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 44 transitions, 268 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:05,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:05,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 30 [2021-03-25 09:45:05,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:05,331 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][21], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true]) [2021-03-25 09:45:05,331 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:05,331 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:05,331 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:05,332 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:05,341 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][21], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true]) [2021-03-25 09:45:05,341 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:05,341 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:05,341 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:05,341 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:05,353 INFO L129 PetriNetUnfolder]: 557/883 cut-off events. [2021-03-25 09:45:05,353 INFO L130 PetriNetUnfolder]: For 1187/1219 co-relation queries the response was YES. [2021-03-25 09:45:05,355 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2926 conditions, 883 events. 557/883 cut-off events. For 1187/1219 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 3825 event pairs, 32 based on Foata normal form. 5/880 useless extension candidates. Maximal degree in co-relation 2825. Up to 662 conditions per place. [2021-03-25 09:45:05,360 INFO L132 encePairwiseOnDemand]: 20/30 looper letters, 38 selfloop transitions, 55 changer transitions 0/105 dead transitions. [2021-03-25 09:45:05,360 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 105 transitions, 838 flow [2021-03-25 09:45:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:45:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:45:05,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 193 transitions. [2021-03-25 09:45:05,362 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8041666666666667 [2021-03-25 09:45:05,362 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 193 transitions. [2021-03-25 09:45:05,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 193 transitions. [2021-03-25 09:45:05,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:05,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 193 transitions. [2021-03-25 09:45:05,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.125) internal successors, (193), 8 states have internal predecessors, (193), 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 09:45:05,364 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 30.0) internal successors, (270), 9 states have internal predecessors, (270), 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 09:45:05,364 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 30.0) internal successors, (270), 9 states have internal predecessors, (270), 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 09:45:05,364 INFO L185 Difference]: Start difference. First operand has 37 places, 44 transitions, 268 flow. Second operand 8 states and 193 transitions. [2021-03-25 09:45:05,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 105 transitions, 838 flow [2021-03-25 09:45:05,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 105 transitions, 826 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-03-25 09:45:05,371 INFO L241 Difference]: Finished difference. Result has 48 places, 94 transitions, 778 flow [2021-03-25 09:45:05,371 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=778, PETRI_PLACES=48, PETRI_TRANSITIONS=94} [2021-03-25 09:45:05,371 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 17 predicate places. [2021-03-25 09:45:05,371 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:05,371 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 94 transitions, 778 flow [2021-03-25 09:45:05,371 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 94 transitions, 778 flow [2021-03-25 09:45:05,372 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 94 transitions, 778 flow [2021-03-25 09:45:05,392 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 31#L37true]) [2021-03-25 09:45:05,393 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,393 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,393 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,393 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,407 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 31#L37true]) [2021-03-25 09:45:05,408 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:05,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,417 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true]) [2021-03-25 09:45:05,417 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:05,417 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:05,417 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:05,417 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:05,417 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 31#L37true]) [2021-03-25 09:45:05,418 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:05,418 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,418 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:05,418 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,418 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,418 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:05,426 INFO L129 PetriNetUnfolder]: 473/791 cut-off events. [2021-03-25 09:45:05,427 INFO L130 PetriNetUnfolder]: For 1382/1428 co-relation queries the response was YES. [2021-03-25 09:45:05,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2665 conditions, 791 events. 473/791 cut-off events. For 1382/1428 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 3775 event pairs, 18 based on Foata normal form. 8/766 useless extension candidates. Maximal degree in co-relation 2562. Up to 388 conditions per place. [2021-03-25 09:45:05,452 INFO L142 LiptonReduction]: Number of co-enabled transitions 782 [2021-03-25 09:45:05,562 INFO L154 LiptonReduction]: Checked pairs total: 21 [2021-03-25 09:45:05,562 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 09:45:05,562 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 191 [2021-03-25 09:45:05,562 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 94 transitions, 793 flow [2021-03-25 09:45:05,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:05,562 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:05,563 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:05,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:05,780 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:05,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:05,780 INFO L82 PathProgramCache]: Analyzing trace with hash -103580389, now seen corresponding path program 1 times [2021-03-25 09:45:05,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:05,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737670764] [2021-03-25 09:45:05,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:05,814 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:45:05,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:05,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,827 INFO L142 QuantifierPusher]: treesize reduction 23, result has 43.9 percent of original size [2021-03-25 09:45:05,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:05,837 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-03-25 09:45:05,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:05,847 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:45:05,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:05,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737670764] [2021-03-25 09:45:05,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840498756] [2021-03-25 09:45:05,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:05,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:45:05,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:05,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:05,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:05,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:05,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:05,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:05,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:05,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:05,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:05,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:05,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:05,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:05,918 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 7 [2021-03-25 09:45:05,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,919 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:45:05,923 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:05,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:05,924 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:10 [2021-03-25 09:45:05,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:05,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:05,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:05,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:05,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:05,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:05,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:05,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:05,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:05,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:05,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672860612] [2021-03-25 09:45:05,971 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:05,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:05,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:05,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:05,972 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-03-25 09:45:05,972 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 94 transitions, 793 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:05,972 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:05,972 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-03-25 09:45:05,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:06,332 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][23], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 17#L24true, 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true]) [2021-03-25 09:45:06,333 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:06,333 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:06,333 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:06,333 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:06,345 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][23], [Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), 228#true, Black: 47#true, 102#true, 10#L49true, Black: 44#(= s2 s1), 15#L63true, 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true]) [2021-03-25 09:45:06,345 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:06,345 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:06,345 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:06,345 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:06,376 INFO L129 PetriNetUnfolder]: 698/1096 cut-off events. [2021-03-25 09:45:06,376 INFO L130 PetriNetUnfolder]: For 2470/2508 co-relation queries the response was YES. [2021-03-25 09:45:06,379 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4598 conditions, 1096 events. 698/1096 cut-off events. For 2470/2508 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 5001 event pairs, 30 based on Foata normal form. 17/1105 useless extension candidates. Maximal degree in co-relation 4477. Up to 774 conditions per place. [2021-03-25 09:45:06,385 INFO L132 encePairwiseOnDemand]: 23/34 looper letters, 74 selfloop transitions, 97 changer transitions 0/183 dead transitions. [2021-03-25 09:45:06,385 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 183 transitions, 1820 flow [2021-03-25 09:45:06,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:45:06,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:45:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 396 transitions. [2021-03-25 09:45:06,387 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6851211072664359 [2021-03-25 09:45:06,387 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 396 transitions. [2021-03-25 09:45:06,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 396 transitions. [2021-03-25 09:45:06,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:06,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 396 transitions. [2021-03-25 09:45:06,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 23.294117647058822) internal successors, (396), 17 states have internal predecessors, (396), 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 09:45:06,389 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 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 09:45:06,390 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 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 09:45:06,390 INFO L185 Difference]: Start difference. First operand has 48 places, 94 transitions, 793 flow. Second operand 17 states and 396 transitions. [2021-03-25 09:45:06,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 183 transitions, 1820 flow [2021-03-25 09:45:06,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 183 transitions, 1718 flow, removed 30 selfloop flow, removed 1 redundant places. [2021-03-25 09:45:06,399 INFO L241 Difference]: Finished difference. Result has 72 places, 164 transitions, 1536 flow [2021-03-25 09:45:06,399 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=731, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1536, PETRI_PLACES=72, PETRI_TRANSITIONS=164} [2021-03-25 09:45:06,399 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 41 predicate places. [2021-03-25 09:45:06,399 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:06,399 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 164 transitions, 1536 flow [2021-03-25 09:45:06,400 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 164 transitions, 1536 flow [2021-03-25 09:45:06,400 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 164 transitions, 1536 flow [2021-03-25 09:45:06,435 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][12], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12))]) [2021-03-25 09:45:06,435 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:06,435 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:06,435 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:06,435 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:06,445 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][12], [10#L49true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12))]) [2021-03-25 09:45:06,445 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:06,445 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:06,445 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:06,445 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:06,447 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][12], [10#L49true, 15#L63true, 17#L24true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12))]) [2021-03-25 09:45:06,447 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:06,447 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:06,447 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:06,447 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:06,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][151], [5#L80true, 9#L62true, 10#L49true, 76#(<= (+ i2 1) i1), 18#L36true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 54#(<= i2 i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12))]) [2021-03-25 09:45:06,453 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:06,453 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:06,453 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:06,453 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:06,462 INFO L129 PetriNetUnfolder]: 627/1013 cut-off events. [2021-03-25 09:45:06,463 INFO L130 PetriNetUnfolder]: For 3300/3378 co-relation queries the response was YES. [2021-03-25 09:45:06,467 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4427 conditions, 1013 events. 627/1013 cut-off events. For 3300/3378 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 4880 event pairs, 26 based on Foata normal form. 5/1003 useless extension candidates. Maximal degree in co-relation 4288. Up to 484 conditions per place. [2021-03-25 09:45:06,476 INFO L142 LiptonReduction]: Number of co-enabled transitions 1186 [2021-03-25 09:45:06,665 INFO L154 LiptonReduction]: Checked pairs total: 17 [2021-03-25 09:45:06,665 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 09:45:06,666 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 267 [2021-03-25 09:45:06,668 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 164 transitions, 1566 flow [2021-03-25 09:45:06,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:06,668 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:06,668 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:06,869 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:06,869 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:06,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:06,869 INFO L82 PathProgramCache]: Analyzing trace with hash 53352415, now seen corresponding path program 2 times [2021-03-25 09:45:06,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:06,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201274378] [2021-03-25 09:45:06,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:06,930 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:45:06,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:06,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:06,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:06,953 INFO L142 QuantifierPusher]: treesize reduction 23, result has 43.9 percent of original size [2021-03-25 09:45:06,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:06,971 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-25 09:45:06,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:06,985 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:45:06,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:07,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201274378] [2021-03-25 09:45:07,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917735826] [2021-03-25 09:45:07,006 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 09:45:07,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:45:07,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:07,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 09:45:07,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:07,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:07,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:07,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:07,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:07,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:07,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:07,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:07,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:07,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:07,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:07,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:07,126 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:07,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,128 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:07,141 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:07,142 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:07,142 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:07,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:07,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:07,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,155 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-03-25 09:45:07,155 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 09:45:07,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:07,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:07,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:07,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:07,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:07,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:07,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784349914] [2021-03-25 09:45:07,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:07,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:07,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:07,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:07,231 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 39 [2021-03-25 09:45:07,232 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 164 transitions, 1566 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:07,232 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:07,232 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 39 [2021-03-25 09:45:07,232 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:07,548 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][28], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true]) [2021-03-25 09:45:07,548 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,548 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,548 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,548 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,560 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][28], [10#L49true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true]) [2021-03-25 09:45:07,560 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:07,560 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,560 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,561 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:07,633 INFO L129 PetriNetUnfolder]: 737/1156 cut-off events. [2021-03-25 09:45:07,633 INFO L130 PetriNetUnfolder]: For 4521/4670 co-relation queries the response was YES. [2021-03-25 09:45:07,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6030 conditions, 1156 events. 737/1156 cut-off events. For 4521/4670 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 5256 event pairs, 50 based on Foata normal form. 21/1165 useless extension candidates. Maximal degree in co-relation 5892. Up to 902 conditions per place. [2021-03-25 09:45:07,642 INFO L132 encePairwiseOnDemand]: 24/39 looper letters, 90 selfloop transitions, 100 changer transitions 0/202 dead transitions. [2021-03-25 09:45:07,642 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 202 transitions, 2311 flow [2021-03-25 09:45:07,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:45:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:45:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 270 transitions. [2021-03-25 09:45:07,649 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6293706293706294 [2021-03-25 09:45:07,649 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 270 transitions. [2021-03-25 09:45:07,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 270 transitions. [2021-03-25 09:45:07,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:07,650 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 270 transitions. [2021-03-25 09:45:07,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 24.545454545454547) internal successors, (270), 11 states have internal predecessors, (270), 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 09:45:07,663 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 39.0) internal successors, (468), 12 states have internal predecessors, (468), 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 09:45:07,664 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 39.0) internal successors, (468), 12 states have internal predecessors, (468), 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 09:45:07,664 INFO L185 Difference]: Start difference. First operand has 72 places, 164 transitions, 1566 flow. Second operand 11 states and 270 transitions. [2021-03-25 09:45:07,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 202 transitions, 2311 flow [2021-03-25 09:45:07,676 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 202 transitions, 2173 flow, removed 63 selfloop flow, removed 1 redundant places. [2021-03-25 09:45:07,690 INFO L241 Difference]: Finished difference. Result has 83 places, 196 transitions, 1988 flow [2021-03-25 09:45:07,691 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=39, PETRI_DIFFERENCE_MINUEND_FLOW=1428, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=77, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1988, PETRI_PLACES=83, PETRI_TRANSITIONS=196} [2021-03-25 09:45:07,691 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 52 predicate places. [2021-03-25 09:45:07,691 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:07,691 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 196 transitions, 1988 flow [2021-03-25 09:45:07,691 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 196 transitions, 1988 flow [2021-03-25 09:45:07,692 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 196 transitions, 1988 flow [2021-03-25 09:45:07,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][100], [17#L24true, 18#L36true, 20#L78true, 24#L50true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,716 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,716 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,717 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,717 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,729 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,743 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-25 09:45:07,743 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,743 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,743 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-25 09:45:07,744 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,744 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,744 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,744 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,744 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,744 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,748 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,748 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,748 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,748 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,748 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,750 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([85] L49-->L50: Formula: (and (= v_t12_5 (select v_x_13 v_i2_19)) (< v_i2_20 v_n_10) (= (+ v_i2_20 1) v_i2_19)) InVars {x=v_x_13, i2=v_i2_20, n=v_n_10} OutVars{t12=v_t12_5, x=v_x_13, i2=v_i2_19, n=v_n_10} AuxVars[] AssignedVars[t12, i2][100], [17#L24true, 18#L36true, 20#L78true, 24#L50true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,750 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,750 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,751 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,751 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,751 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,786 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,786 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,786 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,786 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,786 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,786 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,789 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), 228#true, Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,789 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:07,789 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:07,789 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,790 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:07,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 17#L24true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,790 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:07,790 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,790 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,790 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:07,792 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [10#L49true, 15#L63true, 17#L24true, 21#L79true, Black: 102#true, Black: 109#(<= i1 i2), 157#true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 54#(<= i2 i1), Black: 76#(<= (+ i2 1) i1), 228#true, Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,792 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,792 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,792 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,792 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:45:07,796 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][142], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-03-25 09:45:07,796 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:07,796 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:07,817 INFO L129 PetriNetUnfolder]: 700/1114 cut-off events. [2021-03-25 09:45:07,817 INFO L130 PetriNetUnfolder]: For 4665/4792 co-relation queries the response was YES. [2021-03-25 09:45:07,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5415 conditions, 1114 events. 700/1114 cut-off events. For 4665/4792 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 5306 event pairs, 18 based on Foata normal form. 10/1095 useless extension candidates. Maximal degree in co-relation 5275. Up to 537 conditions per place. [2021-03-25 09:45:07,841 INFO L142 LiptonReduction]: Number of co-enabled transitions 1346 [2021-03-25 09:45:07,995 INFO L154 LiptonReduction]: Checked pairs total: 14 [2021-03-25 09:45:07,995 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 09:45:07,995 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 304 [2021-03-25 09:45:07,996 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 196 transitions, 2012 flow [2021-03-25 09:45:07,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:07,996 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:07,996 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:08,210 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-03-25 09:45:08,210 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:08,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:08,211 INFO L82 PathProgramCache]: Analyzing trace with hash -416759199, now seen corresponding path program 2 times [2021-03-25 09:45:08,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:08,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602113307] [2021-03-25 09:45:08,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:08,252 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:08,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,257 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:08,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,262 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-03-25 09:45:08,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:08,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:08,277 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:08,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:08,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602113307] [2021-03-25 09:45:08,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028040681] [2021-03-25 09:45:08,285 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 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 09:45:08,387 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:45:08,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:08,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:08,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:08,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:08,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:08,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:08,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:08,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:08,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:08,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:08,434 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:08,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:08,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:08,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:08,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:08,441 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:08,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:08,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:08,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:08,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:08,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:08,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:08,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:08,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:08,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008262110] [2021-03-25 09:45:08,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:08,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:08,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:08,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:08,489 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 43 [2021-03-25 09:45:08,489 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 196 transitions, 2012 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:08,489 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:08,489 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 43 [2021-03-25 09:45:08,489 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:08,731 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][49], [10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,731 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,731 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:08,731 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,731 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:08,745 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][49], [10#L49true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,745 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:08,746 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,746 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,746 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:08,765 INFO L129 PetriNetUnfolder]: 845/1337 cut-off events. [2021-03-25 09:45:08,765 INFO L130 PetriNetUnfolder]: For 6013/6061 co-relation queries the response was YES. [2021-03-25 09:45:08,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7633 conditions, 1337 events. 845/1337 cut-off events. For 6013/6061 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 6409 event pairs, 42 based on Foata normal form. 16/1344 useless extension candidates. Maximal degree in co-relation 7468. Up to 1002 conditions per place. [2021-03-25 09:45:08,779 INFO L132 encePairwiseOnDemand]: 21/43 looper letters, 107 selfloop transitions, 152 changer transitions 0/271 dead transitions. [2021-03-25 09:45:08,779 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 271 transitions, 3389 flow [2021-03-25 09:45:08,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 09:45:08,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 09:45:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 254 transitions. [2021-03-25 09:45:08,780 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5906976744186047 [2021-03-25 09:45:08,780 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 254 transitions. [2021-03-25 09:45:08,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 254 transitions. [2021-03-25 09:45:08,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:08,780 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 254 transitions. [2021-03-25 09:45:08,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 25.4) internal successors, (254), 10 states have internal predecessors, (254), 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 09:45:08,781 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 43.0) internal successors, (473), 11 states have internal predecessors, (473), 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 09:45:08,782 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 43.0) internal successors, (473), 11 states have internal predecessors, (473), 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 09:45:08,782 INFO L185 Difference]: Start difference. First operand has 83 places, 196 transitions, 2012 flow. Second operand 10 states and 254 transitions. [2021-03-25 09:45:08,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 271 transitions, 3389 flow [2021-03-25 09:45:08,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 271 transitions, 3195 flow, removed 68 selfloop flow, removed 2 redundant places. [2021-03-25 09:45:08,806 INFO L241 Difference]: Finished difference. Result has 95 places, 265 transitions, 3069 flow [2021-03-25 09:45:08,807 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=1846, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=95, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=3069, PETRI_PLACES=95, PETRI_TRANSITIONS=265} [2021-03-25 09:45:08,807 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 64 predicate places. [2021-03-25 09:45:08,807 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:08,807 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 265 transitions, 3069 flow [2021-03-25 09:45:08,807 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 265 transitions, 3069 flow [2021-03-25 09:45:08,808 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 265 transitions, 3069 flow [2021-03-25 09:45:08,830 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][109], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 15#L63true, 18#L36true, 21#L79true, 24#L50true, Black: 102#true, Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 54#(<= i2 i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), 228#true, Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,831 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,831 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:08,831 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:08,831 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,856 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,856 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,856 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:08,856 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:08,856 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,857 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 15#L63true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, 31#L37true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,857 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,857 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,857 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:08,857 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:08,868 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:08,868 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:08,868 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,868 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:08,868 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:08,884 INFO L129 PetriNetUnfolder]: 820/1305 cut-off events. [2021-03-25 09:45:08,884 INFO L130 PetriNetUnfolder]: For 6898/6963 co-relation queries the response was YES. [2021-03-25 09:45:08,889 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7309 conditions, 1305 events. 820/1305 cut-off events. For 6898/6963 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 6417 event pairs, 38 based on Foata normal form. 5/1298 useless extension candidates. Maximal degree in co-relation 7140. Up to 601 conditions per place. [2021-03-25 09:45:08,900 INFO L142 LiptonReduction]: Number of co-enabled transitions 1678 [2021-03-25 09:45:08,973 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:45:08,973 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:08,974 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 167 [2021-03-25 09:45:08,974 INFO L480 AbstractCegarLoop]: Abstraction has has 95 places, 265 transitions, 3089 flow [2021-03-25 09:45:08,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:08,974 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:08,974 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:09,194 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:09,194 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:09,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:09,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1703727007, now seen corresponding path program 1 times [2021-03-25 09:45:09,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:09,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766897547] [2021-03-25 09:45:09,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:09,233 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:09,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,237 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:09,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,242 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-03-25 09:45:09,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:09,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:09,257 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:09,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:09,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766897547] [2021-03-25 09:45:09,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918461994] [2021-03-25 09:45:09,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:09,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:09,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:09,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:09,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:09,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:09,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:09,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:09,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:09,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:09,395 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:09,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:09,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:09,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:09,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,401 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:09,402 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:09,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:09,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:09,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:09,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:09,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:09,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899922646] [2021-03-25 09:45:09,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:09,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:09,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:09,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:09,437 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 45 [2021-03-25 09:45:09,438 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 265 transitions, 3089 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:09,438 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:09,438 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 45 [2021-03-25 09:45:09,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:09,695 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, 17#L24true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:09,696 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:09,696 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:09,696 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:09,696 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:09,717 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 458#true, 15#L63true, 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 167#(and (= s2 s1) (= s1 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 292#(and (= i2 0) (= s1 i2) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:09,717 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:09,717 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,717 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:09,717 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,744 INFO L129 PetriNetUnfolder]: 881/1404 cut-off events. [2021-03-25 09:45:09,744 INFO L130 PetriNetUnfolder]: For 7799/7908 co-relation queries the response was YES. [2021-03-25 09:45:09,749 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8955 conditions, 1404 events. 881/1404 cut-off events. For 7799/7908 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 6867 event pairs, 41 based on Foata normal form. 43/1437 useless extension candidates. Maximal degree in co-relation 8775. Up to 1048 conditions per place. [2021-03-25 09:45:09,760 INFO L132 encePairwiseOnDemand]: 21/45 looper letters, 115 selfloop transitions, 165 changer transitions 0/292 dead transitions. [2021-03-25 09:45:09,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 292 transitions, 4015 flow [2021-03-25 09:45:09,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 09:45:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 09:45:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 256 transitions. [2021-03-25 09:45:09,761 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5688888888888889 [2021-03-25 09:45:09,761 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 256 transitions. [2021-03-25 09:45:09,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 256 transitions. [2021-03-25 09:45:09,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:09,761 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 256 transitions. [2021-03-25 09:45:09,762 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 25.6) internal successors, (256), 10 states have internal predecessors, (256), 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 09:45:09,762 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 45.0) internal successors, (495), 11 states have internal predecessors, (495), 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 09:45:09,762 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 45.0) internal successors, (495), 11 states have internal predecessors, (495), 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 09:45:09,762 INFO L185 Difference]: Start difference. First operand has 95 places, 265 transitions, 3089 flow. Second operand 10 states and 256 transitions. [2021-03-25 09:45:09,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 292 transitions, 4015 flow [2021-03-25 09:45:09,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 292 transitions, 3670 flow, removed 148 selfloop flow, removed 2 redundant places. [2021-03-25 09:45:09,796 INFO L241 Difference]: Finished difference. Result has 104 places, 287 transitions, 3429 flow [2021-03-25 09:45:09,796 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=45, PETRI_DIFFERENCE_MINUEND_FLOW=2791, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=144, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=3429, PETRI_PLACES=104, PETRI_TRANSITIONS=287} [2021-03-25 09:45:09,796 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 73 predicate places. [2021-03-25 09:45:09,796 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:09,796 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 287 transitions, 3429 flow [2021-03-25 09:45:09,797 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 287 transitions, 3429 flow [2021-03-25 09:45:09,798 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 287 transitions, 3429 flow [2021-03-25 09:45:09,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][30], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 21#L79true, 24#L50true, Black: 102#true, Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 54#(<= i2 i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 76#(<= (+ i2 1) i1), 228#true, Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:09,824 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,824 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:09,824 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:09,824 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,855 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][126], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:09,855 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:09,855 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:09,855 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:09,855 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:09,870 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][126], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:09,870 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:09,870 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,870 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:09,870 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:09,889 INFO L129 PetriNetUnfolder]: 857/1373 cut-off events. [2021-03-25 09:45:09,889 INFO L130 PetriNetUnfolder]: For 7378/7447 co-relation queries the response was YES. [2021-03-25 09:45:09,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7857 conditions, 1373 events. 857/1373 cut-off events. For 7378/7447 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 6930 event pairs, 32 based on Foata normal form. 8/1371 useless extension candidates. Maximal degree in co-relation 7678. Up to 636 conditions per place. [2021-03-25 09:45:09,905 INFO L142 LiptonReduction]: Number of co-enabled transitions 1820 [2021-03-25 09:45:09,979 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:45:09,979 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:09,979 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 183 [2021-03-25 09:45:09,979 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 287 transitions, 3443 flow [2021-03-25 09:45:09,979 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:09,979 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:09,979 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:10,200 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:10,200 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:10,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:10,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1470692353, now seen corresponding path program 3 times [2021-03-25 09:45:10,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:10,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687965221] [2021-03-25 09:45:10,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:10,222 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:10,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,226 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:10,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,231 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:10,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:10,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:10,263 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:10,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:10,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687965221] [2021-03-25 09:45:10,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22190838] [2021-03-25 09:45:10,270 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 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 09:45:10,293 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:45:10,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:10,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:10,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:10,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:10,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:10,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:10,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:10,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:10,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:10,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:10,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:10,326 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:10,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:10,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:10,327 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:10,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:10,332 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:10,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:10,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,344 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-03-25 09:45:10,345 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-03-25 09:45:10,346 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-03-25 09:45:10,346 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-25 09:45:10,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:10,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:10,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:10,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:10,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:10,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:10,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:10,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:10,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947234333] [2021-03-25 09:45:10,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:10,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:10,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:10,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:10,388 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 47 [2021-03-25 09:45:10,389 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 287 transitions, 3443 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:10,389 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:10,389 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 47 [2021-03-25 09:45:10,389 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:10,620 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:10,620 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:10,620 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:10,620 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:10,620 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:10,639 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:10,639 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:10,639 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:10,639 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:10,639 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:10,668 INFO L129 PetriNetUnfolder]: 917/1473 cut-off events. [2021-03-25 09:45:10,668 INFO L130 PetriNetUnfolder]: For 8411/8518 co-relation queries the response was YES. [2021-03-25 09:45:10,673 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9548 conditions, 1473 events. 917/1473 cut-off events. For 8411/8518 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 7385 event pairs, 41 based on Foata normal form. 34/1496 useless extension candidates. Maximal degree in co-relation 9355. Up to 1136 conditions per place. [2021-03-25 09:45:10,685 INFO L132 encePairwiseOnDemand]: 28/47 looper letters, 175 selfloop transitions, 125 changer transitions 0/312 dead transitions. [2021-03-25 09:45:10,685 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 312 transitions, 4379 flow [2021-03-25 09:45:10,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:10,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 234 transitions. [2021-03-25 09:45:10,686 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5531914893617021 [2021-03-25 09:45:10,686 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 234 transitions. [2021-03-25 09:45:10,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 234 transitions. [2021-03-25 09:45:10,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:10,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 234 transitions. [2021-03-25 09:45:10,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.0) internal successors, (234), 9 states have internal predecessors, (234), 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 09:45:10,687 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 47.0) internal successors, (470), 10 states have internal predecessors, (470), 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 09:45:10,687 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 47.0) internal successors, (470), 10 states have internal predecessors, (470), 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 09:45:10,687 INFO L185 Difference]: Start difference. First operand has 104 places, 287 transitions, 3443 flow. Second operand 9 states and 234 transitions. [2021-03-25 09:45:10,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 312 transitions, 4379 flow [2021-03-25 09:45:10,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 312 transitions, 4106 flow, removed 66 selfloop flow, removed 5 redundant places. [2021-03-25 09:45:10,716 INFO L241 Difference]: Finished difference. Result has 111 places, 312 transitions, 3878 flow [2021-03-25 09:45:10,716 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=47, PETRI_DIFFERENCE_MINUEND_FLOW=3174, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=108, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3878, PETRI_PLACES=111, PETRI_TRANSITIONS=312} [2021-03-25 09:45:10,717 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 80 predicate places. [2021-03-25 09:45:10,717 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:10,717 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 312 transitions, 3878 flow [2021-03-25 09:45:10,717 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 312 transitions, 3878 flow [2021-03-25 09:45:10,719 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 312 transitions, 3878 flow [2021-03-25 09:45:10,768 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][140], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:10,769 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:10,769 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:10,769 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:10,769 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:10,783 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][140], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:10,783 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:10,783 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:10,783 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:10,783 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:10,802 INFO L129 PetriNetUnfolder]: 897/1459 cut-off events. [2021-03-25 09:45:10,802 INFO L130 PetriNetUnfolder]: For 8620/8689 co-relation queries the response was YES. [2021-03-25 09:45:10,808 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8769 conditions, 1459 events. 897/1459 cut-off events. For 8620/8689 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 7604 event pairs, 28 based on Foata normal form. 8/1452 useless extension candidates. Maximal degree in co-relation 8566. Up to 666 conditions per place. [2021-03-25 09:45:10,821 INFO L142 LiptonReduction]: Number of co-enabled transitions 1950 [2021-03-25 09:45:10,914 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:45:10,914 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:45:10,914 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 197 [2021-03-25 09:45:10,914 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 312 transitions, 3902 flow [2021-03-25 09:45:10,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:10,914 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:10,915 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:11,128 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-03-25 09:45:11,128 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:11,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:11,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1066638725, now seen corresponding path program 4 times [2021-03-25 09:45:11,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:11,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294180397] [2021-03-25 09:45:11,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:11,174 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:11,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,190 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:11,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,195 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:11,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:11,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:11,213 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:11,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:11,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294180397] [2021-03-25 09:45:11,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995997819] [2021-03-25 09:45:11,220 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 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 09:45:11,254 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:45:11,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:11,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:11,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:11,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:11,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:11,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:11,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:11,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:11,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:11,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:11,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:11,288 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:11,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:11,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:11,292 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:11,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:11,297 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:11,297 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:11,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:11,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:11,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,308 INFO L147 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size 17 [2021-03-25 09:45:11,308 INFO L142 QuantifierPusher]: treesize reduction 6, result has 75.0 percent of original size [2021-03-25 09:45:11,310 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:45:11,310 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:45:11,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:11,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:11,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:11,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:11,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:11,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:11,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:11,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:11,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666705374] [2021-03-25 09:45:11,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:11,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:11,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:11,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:11,345 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50 [2021-03-25 09:45:11,345 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 312 transitions, 3902 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:11,345 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:11,345 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50 [2021-03-25 09:45:11,345 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:11,536 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][30], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 604#true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:11,537 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:11,537 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:11,537 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,537 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:11,555 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][30], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), 604#true, Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:11,555 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:11,555 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,555 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,555 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:11,580 INFO L129 PetriNetUnfolder]: 947/1533 cut-off events. [2021-03-25 09:45:11,580 INFO L130 PetriNetUnfolder]: For 9629/9734 co-relation queries the response was YES. [2021-03-25 09:45:11,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10454 conditions, 1533 events. 947/1533 cut-off events. For 9629/9734 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 7826 event pairs, 40 based on Foata normal form. 34/1556 useless extension candidates. Maximal degree in co-relation 10245. Up to 1176 conditions per place. [2021-03-25 09:45:11,601 INFO L132 encePairwiseOnDemand]: 31/50 looper letters, 194 selfloop transitions, 126 changer transitions 0/332 dead transitions. [2021-03-25 09:45:11,601 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 332 transitions, 4821 flow [2021-03-25 09:45:11,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:11,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 237 transitions. [2021-03-25 09:45:11,602 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5266666666666666 [2021-03-25 09:45:11,602 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 237 transitions. [2021-03-25 09:45:11,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 237 transitions. [2021-03-25 09:45:11,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:11,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 237 transitions. [2021-03-25 09:45:11,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.333333333333332) internal successors, (237), 9 states have internal predecessors, (237), 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 09:45:11,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 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 09:45:11,604 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 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 09:45:11,604 INFO L185 Difference]: Start difference. First operand has 111 places, 312 transitions, 3902 flow. Second operand 9 states and 237 transitions. [2021-03-25 09:45:11,604 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 332 transitions, 4821 flow [2021-03-25 09:45:11,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 332 transitions, 4481 flow, removed 103 selfloop flow, removed 4 redundant places. [2021-03-25 09:45:11,639 INFO L241 Difference]: Finished difference. Result has 117 places, 332 transitions, 4159 flow [2021-03-25 09:45:11,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=3562, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=106, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4159, PETRI_PLACES=117, PETRI_TRANSITIONS=332} [2021-03-25 09:45:11,640 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 86 predicate places. [2021-03-25 09:45:11,640 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:11,640 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 332 transitions, 4159 flow [2021-03-25 09:45:11,640 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 332 transitions, 4159 flow [2021-03-25 09:45:11,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 332 transitions, 4159 flow [2021-03-25 09:45:11,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 24#L50true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 102#true, Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 109#(<= i1 i2), 604#true, 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 54#(<= i2 i1), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:11,668 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,668 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,668 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:11,668 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:11,696 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][150], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 604#true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:11,697 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:11,697 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:11,697 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:11,697 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,709 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][150], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 604#true, 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:11,709 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:11,709 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,709 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:11,709 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:11,726 INFO L129 PetriNetUnfolder]: 927/1506 cut-off events. [2021-03-25 09:45:11,726 INFO L130 PetriNetUnfolder]: For 10199/10308 co-relation queries the response was YES. [2021-03-25 09:45:11,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9451 conditions, 1506 events. 927/1506 cut-off events. For 10199/10308 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 7817 event pairs, 26 based on Foata normal form. 9/1502 useless extension candidates. Maximal degree in co-relation 9239. Up to 668 conditions per place. [2021-03-25 09:45:11,743 INFO L142 LiptonReduction]: Number of co-enabled transitions 2080 [2021-03-25 09:45:11,815 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:45:11,815 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:11,815 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 175 [2021-03-25 09:45:11,816 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 332 transitions, 4177 flow [2021-03-25 09:45:11,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:11,816 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:11,816 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:12,030 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:12,031 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:12,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:12,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1987257045, now seen corresponding path program 2 times [2021-03-25 09:45:12,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:12,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51950441] [2021-03-25 09:45:12,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:12,054 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:12,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,057 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:12,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:12,062 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:12,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:12,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:12,081 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:12,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:12,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51950441] [2021-03-25 09:45:12,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944126683] [2021-03-25 09:45:12,088 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 09:45:12,111 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:45:12,111 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:12,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:12,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:12,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:12,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:12,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:12,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:12,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:12,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:12,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:12,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:12,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:12,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:12,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:12,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:12,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:12,147 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:12,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:12,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:12,148 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:12,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:12,153 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:12,153 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:12,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:12,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:12,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:12,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,164 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-03-25 09:45:12,164 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-25 09:45:12,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,179 INFO L147 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size 12 [2021-03-25 09:45:12,179 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:45:12,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:12,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:12,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:12,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:12,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:12,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:12,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:12,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640844292] [2021-03-25 09:45:12,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:12,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:12,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:12,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:12,200 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 52 [2021-03-25 09:45:12,200 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 332 transitions, 4177 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:12,200 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:12,200 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 52 [2021-03-25 09:45:12,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:12,449 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 604#true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 675#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:12,449 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:12,449 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:12,449 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:12,449 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,470 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 451#(and (= (select x i1) s1) (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 604#true, 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 675#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:12,470 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:12,470 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,470 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,470 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:12,496 INFO L129 PetriNetUnfolder]: 989/1613 cut-off events. [2021-03-25 09:45:12,496 INFO L130 PetriNetUnfolder]: For 11247/11354 co-relation queries the response was YES. [2021-03-25 09:45:12,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11379 conditions, 1613 events. 989/1613 cut-off events. For 11247/11354 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 8425 event pairs, 40 based on Foata normal form. 34/1636 useless extension candidates. Maximal degree in co-relation 11155. Up to 1231 conditions per place. [2021-03-25 09:45:12,510 INFO L132 encePairwiseOnDemand]: 33/52 looper letters, 215 selfloop transitions, 133 changer transitions 0/360 dead transitions. [2021-03-25 09:45:12,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 360 transitions, 5339 flow [2021-03-25 09:45:12,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:12,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 239 transitions. [2021-03-25 09:45:12,511 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5106837606837606 [2021-03-25 09:45:12,511 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 239 transitions. [2021-03-25 09:45:12,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 239 transitions. [2021-03-25 09:45:12,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:12,511 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 239 transitions. [2021-03-25 09:45:12,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.555555555555557) internal successors, (239), 9 states have internal predecessors, (239), 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 09:45:12,512 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 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 09:45:12,513 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 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 09:45:12,513 INFO L185 Difference]: Start difference. First operand has 117 places, 332 transitions, 4177 flow. Second operand 9 states and 239 transitions. [2021-03-25 09:45:12,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 360 transitions, 5339 flow [2021-03-25 09:45:12,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 360 transitions, 4925 flow, removed 76 selfloop flow, removed 7 redundant places. [2021-03-25 09:45:12,558 INFO L241 Difference]: Finished difference. Result has 120 places, 360 transitions, 4544 flow [2021-03-25 09:45:12,558 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=3779, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=113, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4544, PETRI_PLACES=120, PETRI_TRANSITIONS=360} [2021-03-25 09:45:12,558 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 89 predicate places. [2021-03-25 09:45:12,558 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:12,558 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 360 transitions, 4544 flow [2021-03-25 09:45:12,558 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 360 transitions, 4544 flow [2021-03-25 09:45:12,560 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 360 transitions, 4544 flow [2021-03-25 09:45:12,615 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][167], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 675#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:12,615 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:12,615 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:12,615 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,615 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:12,631 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][167], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 675#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:12,631 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:12,631 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,631 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:12,632 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:12,659 INFO L129 PetriNetUnfolder]: 975/1603 cut-off events. [2021-03-25 09:45:12,659 INFO L130 PetriNetUnfolder]: For 11783/11894 co-relation queries the response was YES. [2021-03-25 09:45:12,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10201 conditions, 1603 events. 975/1603 cut-off events. For 11783/11894 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 8652 event pairs, 13 based on Foata normal form. 9/1597 useless extension candidates. Maximal degree in co-relation 9972. Up to 684 conditions per place. [2021-03-25 09:45:12,682 INFO L142 LiptonReduction]: Number of co-enabled transitions 2204 [2021-03-25 09:45:12,785 INFO L154 LiptonReduction]: Checked pairs total: 9 [2021-03-25 09:45:12,785 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:45:12,785 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 227 [2021-03-25 09:45:12,786 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 360 transitions, 4574 flow [2021-03-25 09:45:12,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:12,786 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:12,786 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:13,001 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:13,001 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:13,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:13,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1635270487, now seen corresponding path program 3 times [2021-03-25 09:45:13,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:13,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21151576] [2021-03-25 09:45:13,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:13,022 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:13,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:13,026 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,030 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:13,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:13,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:13,048 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:13,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:13,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21151576] [2021-03-25 09:45:13,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762055125] [2021-03-25 09:45:13,055 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 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 09:45:13,075 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:45:13,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:13,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 09:45:13,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:13,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:13,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:13,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:13,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:13,104 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:13,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:13,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:13,105 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:13,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,110 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:13,110 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:13,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,120 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-03-25 09:45:13,120 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 09:45:13,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:13,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:13,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:13,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-25 09:45:13,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871860881] [2021-03-25 09:45:13,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:45:13,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:13,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:45:13,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:45:13,150 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 55 [2021-03-25 09:45:13,150 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 360 transitions, 4574 flow. Second operand has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:13,150 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:13,150 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 55 [2021-03-25 09:45:13,150 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:13,304 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][30], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 458#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 746#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:13,304 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,304 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:13,304 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,304 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:13,343 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][30], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 10#L49true, 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 746#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 231#(and (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:13,343 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:13,343 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,343 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,343 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:13,393 INFO L129 PetriNetUnfolder]: 1013/1649 cut-off events. [2021-03-25 09:45:13,393 INFO L130 PetriNetUnfolder]: For 13353/13458 co-relation queries the response was YES. [2021-03-25 09:45:13,400 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11916 conditions, 1649 events. 1013/1649 cut-off events. For 13353/13458 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 8637 event pairs, 34 based on Foata normal form. 34/1671 useless extension candidates. Maximal degree in co-relation 11685. Up to 1259 conditions per place. [2021-03-25 09:45:13,409 INFO L132 encePairwiseOnDemand]: 36/55 looper letters, 229 selfloop transitions, 134 changer transitions 0/375 dead transitions. [2021-03-25 09:45:13,409 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 375 transitions, 5564 flow [2021-03-25 09:45:13,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 242 transitions. [2021-03-25 09:45:13,410 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4888888888888889 [2021-03-25 09:45:13,410 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 242 transitions. [2021-03-25 09:45:13,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 242 transitions. [2021-03-25 09:45:13,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:13,410 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 242 transitions. [2021-03-25 09:45:13,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.88888888888889) internal successors, (242), 9 states have internal predecessors, (242), 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 09:45:13,411 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 55.0) internal successors, (550), 10 states have internal predecessors, (550), 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 09:45:13,411 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 55.0) internal successors, (550), 10 states have internal predecessors, (550), 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 09:45:13,411 INFO L185 Difference]: Start difference. First operand has 120 places, 360 transitions, 4574 flow. Second operand 9 states and 242 transitions. [2021-03-25 09:45:13,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 375 transitions, 5564 flow [2021-03-25 09:45:13,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 375 transitions, 5180 flow, removed 141 selfloop flow, removed 4 redundant places. [2021-03-25 09:45:13,464 INFO L241 Difference]: Finished difference. Result has 126 places, 375 transitions, 4778 flow [2021-03-25 09:45:13,464 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=4190, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=119, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4778, PETRI_PLACES=126, PETRI_TRANSITIONS=375} [2021-03-25 09:45:13,464 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 95 predicate places. [2021-03-25 09:45:13,464 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:13,464 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 375 transitions, 4778 flow [2021-03-25 09:45:13,464 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 375 transitions, 4778 flow [2021-03-25 09:45:13,466 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 375 transitions, 4778 flow [2021-03-25 09:45:13,485 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][46], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 24#L50true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 102#true, Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 54#(<= i2 i1), 675#true, Black: 76#(<= (+ i2 1) i1), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 746#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:13,485 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,485 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:13,485 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:13,485 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,515 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][158], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 746#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:13,515 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,516 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:13,516 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:13,516 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,535 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][158], [Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 746#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:13,535 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:13,535 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,535 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:13,535 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:13,558 INFO L129 PetriNetUnfolder]: 997/1634 cut-off events. [2021-03-25 09:45:13,558 INFO L130 PetriNetUnfolder]: For 13826/13893 co-relation queries the response was YES. [2021-03-25 09:45:13,564 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10809 conditions, 1634 events. 997/1634 cut-off events. For 13826/13893 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 8723 event pairs, 23 based on Foata normal form. 4/1623 useless extension candidates. Maximal degree in co-relation 10578. Up to 679 conditions per place. [2021-03-25 09:45:13,574 INFO L142 LiptonReduction]: Number of co-enabled transitions 2312 [2021-03-25 09:45:13,652 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:45:13,652 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:13,653 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 189 [2021-03-25 09:45:13,653 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 375 transitions, 4798 flow [2021-03-25 09:45:13,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:13,653 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:13,653 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:13,866 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-25 09:45:13,867 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:13,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:13,867 INFO L82 PathProgramCache]: Analyzing trace with hash 655670499, now seen corresponding path program 3 times [2021-03-25 09:45:13,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:13,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476444067] [2021-03-25 09:45:13,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:13,899 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:45:13,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,908 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-25 09:45:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:13,914 INFO L142 QuantifierPusher]: treesize reduction 23, result has 43.9 percent of original size [2021-03-25 09:45:13,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:13,921 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-03-25 09:45:13,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:13,929 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:45:13,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:13,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476444067] [2021-03-25 09:45:13,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785208385] [2021-03-25 09:45:13,937 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 09:45:13,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:45:13,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:13,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-25 09:45:13,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:13,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:13,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:13,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:13,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:13,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:13,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:13,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:13,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:13,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:13,991 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:13,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:13,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:13,992 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:13,997 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:13,998 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:13,998 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:20 [2021-03-25 09:45:13,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:13,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:13,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:14,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,010 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:45:14,011 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-03-25 09:45:14,011 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-25 09:45:14,011 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 09:45:14,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:14,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:14,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,022 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-03-25 09:45:14,022 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-03-25 09:45:14,023 INFO L147 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size 12 [2021-03-25 09:45:14,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-25 09:45:14,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:14,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:14,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:14,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:14,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621417449] [2021-03-25 09:45:14,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:14,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:14,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:14,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:14,054 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 57 [2021-03-25 09:45:14,054 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 375 transitions, 4798 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:14,054 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:14,054 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 57 [2021-03-25 09:45:14,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:14,452 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 746#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:14,452 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,452 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:14,452 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:14,452 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,493 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][31], [10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 527#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 746#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true]) [2021-03-25 09:45:14,493 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:14,493 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:14,493 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,493 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,542 INFO L129 PetriNetUnfolder]: 1041/1701 cut-off events. [2021-03-25 09:45:14,542 INFO L130 PetriNetUnfolder]: For 14916/15023 co-relation queries the response was YES. [2021-03-25 09:45:14,548 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12670 conditions, 1701 events. 1041/1701 cut-off events. For 14916/15023 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 9013 event pairs, 34 based on Foata normal form. 61/1748 useless extension candidates. Maximal degree in co-relation 12431. Up to 1324 conditions per place. [2021-03-25 09:45:14,557 INFO L132 encePairwiseOnDemand]: 41/57 looper letters, 263 selfloop transitions, 174 changer transitions 0/449 dead transitions. [2021-03-25 09:45:14,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 449 transitions, 7075 flow [2021-03-25 09:45:14,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 09:45:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 09:45:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 438 transitions. [2021-03-25 09:45:14,559 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4269005847953216 [2021-03-25 09:45:14,559 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 438 transitions. [2021-03-25 09:45:14,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 438 transitions. [2021-03-25 09:45:14,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:14,559 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 438 transitions. [2021-03-25 09:45:14,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 24.333333333333332) internal successors, (438), 18 states have internal predecessors, (438), 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 09:45:14,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 57.0) internal successors, (1083), 19 states have internal predecessors, (1083), 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 09:45:14,561 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 57.0) internal successors, (1083), 19 states have internal predecessors, (1083), 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 09:45:14,561 INFO L185 Difference]: Start difference. First operand has 126 places, 375 transitions, 4798 flow. Second operand 18 states and 438 transitions. [2021-03-25 09:45:14,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 449 transitions, 7075 flow [2021-03-25 09:45:14,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 449 transitions, 6533 flow, removed 105 selfloop flow, removed 7 redundant places. [2021-03-25 09:45:14,617 INFO L241 Difference]: Finished difference. Result has 142 places, 449 transitions, 6228 flow [2021-03-25 09:45:14,617 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=4325, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=118, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=6228, PETRI_PLACES=142, PETRI_TRANSITIONS=449} [2021-03-25 09:45:14,618 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 111 predicate places. [2021-03-25 09:45:14,618 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:14,618 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 449 transitions, 6228 flow [2021-03-25 09:45:14,618 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 449 transitions, 6228 flow [2021-03-25 09:45:14,620 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 142 places, 449 transitions, 6228 flow [2021-03-25 09:45:14,637 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][270], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 24#L50true, Black: 102#true, Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), 47#true, Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 54#(<= i2 i1), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 122#(<= (+ i1 1) i2), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:14,637 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,637 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,637 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:14,637 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:14,677 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][343], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:14,677 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,677 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:14,677 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,677 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:14,699 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][343], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:14,699 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:14,700 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:14,700 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,700 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:14,725 INFO L129 PetriNetUnfolder]: 1022/1677 cut-off events. [2021-03-25 09:45:14,725 INFO L130 PetriNetUnfolder]: For 15314/15447 co-relation queries the response was YES. [2021-03-25 09:45:14,768 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11504 conditions, 1677 events. 1022/1677 cut-off events. For 15314/15447 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 8989 event pairs, 20 based on Foata normal form. 11/1673 useless extension candidates. Maximal degree in co-relation 11265. Up to 697 conditions per place. [2021-03-25 09:45:14,778 INFO L142 LiptonReduction]: Number of co-enabled transitions 2612 [2021-03-25 09:45:15,005 INFO L154 LiptonReduction]: Checked pairs total: 24 [2021-03-25 09:45:15,006 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 09:45:15,006 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 388 [2021-03-25 09:45:15,006 INFO L480 AbstractCegarLoop]: Abstraction has has 142 places, 449 transitions, 6255 flow [2021-03-25 09:45:15,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:15,006 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:15,006 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:15,221 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 09:45:15,221 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:15,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:15,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1082491523, now seen corresponding path program 1 times [2021-03-25 09:45:15,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:15,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102021617] [2021-03-25 09:45:15,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:15,243 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:15,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,247 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:15,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,253 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-03-25 09:45:15,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:15,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:15,268 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:15,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:15,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102021617] [2021-03-25 09:45:15,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002419290] [2021-03-25 09:45:15,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:15,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:15,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:15,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:15,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:15,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:15,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:15,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:15,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:15,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:15,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:15,339 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:15,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:15,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:15,340 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:15,343 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,344 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:15,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:15,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:15,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:15,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:15,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:15,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:15,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:15,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:15,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:15,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:15,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840053673] [2021-03-25 09:45:15,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:15,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:15,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:15,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:15,383 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 63 [2021-03-25 09:45:15,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 449 transitions, 6255 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:15,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:15,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 63 [2021-03-25 09:45:15,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:15,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][43], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:15,689 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:15,690 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:15,690 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:15,690 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:15,745 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][43], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:15,745 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:15,745 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:15,746 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:15,746 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:15,802 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][38], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 5#L80true, 9#L62true, 10#L49true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 294#(and (= s1 i1) (<= 0 s1) (<= s1 0) (= (select x i2) t12) (= (select x (+ s1 1)) t12) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (= t12 t21)) (= s2 0)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 251#(and (= s2 s1) (= s1 0) (= s1 i1) (= (select x (+ s1 1)) t12)), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, 76#(<= (+ i2 1) i1), Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 598#(and (= s2 s1) (or (not (= i2 i1)) (= t12 t11)) (= s1 0) (= (select x i1) t11)), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 54#(<= i2 i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:15,802 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:15,802 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:15,802 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:15,802 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:15,842 INFO L129 PetriNetUnfolder]: 1139/1854 cut-off events. [2021-03-25 09:45:15,842 INFO L130 PetriNetUnfolder]: For 18139/18611 co-relation queries the response was YES. [2021-03-25 09:45:15,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14219 conditions, 1854 events. 1139/1854 cut-off events. For 18139/18611 co-relation queries the response was YES. Maximal size of possible extension queue 160. Compared 9905 event pairs, 34 based on Foata normal form. 59/1898 useless extension candidates. Maximal degree in co-relation 13965. Up to 1381 conditions per place. [2021-03-25 09:45:15,860 INFO L132 encePairwiseOnDemand]: 34/63 looper letters, 268 selfloop transitions, 231 changer transitions 0/511 dead transitions. [2021-03-25 09:45:15,861 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 511 transitions, 8230 flow [2021-03-25 09:45:15,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 09:45:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 09:45:15,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 280 transitions. [2021-03-25 09:45:15,863 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4444444444444444 [2021-03-25 09:45:15,863 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 280 transitions. [2021-03-25 09:45:15,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 280 transitions. [2021-03-25 09:45:15,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:15,863 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 280 transitions. [2021-03-25 09:45:15,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 28.0) internal successors, (280), 10 states have internal predecessors, (280), 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 09:45:15,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 63.0) internal successors, (693), 11 states have internal predecessors, (693), 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 09:45:15,867 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 63.0) internal successors, (693), 11 states have internal predecessors, (693), 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 09:45:15,867 INFO L185 Difference]: Start difference. First operand has 142 places, 449 transitions, 6255 flow. Second operand 10 states and 280 transitions. [2021-03-25 09:45:15,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 511 transitions, 8230 flow [2021-03-25 09:45:15,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 511 transitions, 7683 flow, removed 225 selfloop flow, removed 9 redundant places. [2021-03-25 09:45:15,935 INFO L241 Difference]: Finished difference. Result has 146 places, 507 transitions, 7283 flow [2021-03-25 09:45:15,935 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=5744, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=449, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=181, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=7283, PETRI_PLACES=146, PETRI_TRANSITIONS=507} [2021-03-25 09:45:15,935 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 115 predicate places. [2021-03-25 09:45:15,935 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:15,935 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 507 transitions, 7283 flow [2021-03-25 09:45:15,935 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 507 transitions, 7283 flow [2021-03-25 09:45:15,939 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 146 places, 507 transitions, 7283 flow [2021-03-25 09:45:16,007 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][372], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,007 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,007 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,007 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,007 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,029 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][372], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,029 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:16,029 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,029 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,029 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:16,059 INFO L129 PetriNetUnfolder]: 1116/1827 cut-off events. [2021-03-25 09:45:16,059 INFO L130 PetriNetUnfolder]: For 18832/19174 co-relation queries the response was YES. [2021-03-25 09:45:16,067 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13292 conditions, 1827 events. 1116/1827 cut-off events. For 18832/19174 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 9933 event pairs, 26 based on Foata normal form. 10/1818 useless extension candidates. Maximal degree in co-relation 13046. Up to 763 conditions per place. [2021-03-25 09:45:16,079 INFO L142 LiptonReduction]: Number of co-enabled transitions 2960 [2021-03-25 09:45:16,111 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:16,111 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:16,111 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 176 [2021-03-25 09:45:16,112 INFO L480 AbstractCegarLoop]: Abstraction has has 146 places, 507 transitions, 7283 flow [2021-03-25 09:45:16,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:16,112 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:16,112 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:16,326 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-25 09:45:16,326 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:16,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:16,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1938606457, now seen corresponding path program 1 times [2021-03-25 09:45:16,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:16,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776166014] [2021-03-25 09:45:16,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:16,336 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:16,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:16,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:16,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,350 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:16,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:16,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776166014] [2021-03-25 09:45:16,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631467310] [2021-03-25 09:45:16,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:45:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:16,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 09:45:16,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:16,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:16,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:16,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:16,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:16,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:16,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:16,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:16,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:16,406 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 22 [2021-03-25 09:45:16,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,408 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:45:16,411 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:16,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,421 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:16,425 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-25 09:45:16,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2021-03-25 09:45:16,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:16,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:16,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:16,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:16,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:16,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:16,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:16,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 09:45:16,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915443343] [2021-03-25 09:45:16,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 09:45:16,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:16,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 09:45:16,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:45:16,453 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 63 [2021-03-25 09:45:16,453 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 507 transitions, 7283 flow. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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 09:45:16,453 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:16,453 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 63 [2021-03-25 09:45:16,453 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:16,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][55], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,652 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,652 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,652 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,652 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,730 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][55], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,731 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:16,731 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:16,731 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,731 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,755 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][45], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 5#L80true, 9#L62true, 10#L49true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 76#(<= (+ i2 1) i1), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 54#(<= i2 i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,756 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:16,756 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,756 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,756 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:16,789 INFO L129 PetriNetUnfolder]: 1198/1953 cut-off events. [2021-03-25 09:45:16,789 INFO L130 PetriNetUnfolder]: For 22432/23199 co-relation queries the response was YES. [2021-03-25 09:45:16,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15787 conditions, 1953 events. 1198/1953 cut-off events. For 22432/23199 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 10550 event pairs, 30 based on Foata normal form. 67/2007 useless extension candidates. Maximal degree in co-relation 15519. Up to 1496 conditions per place. [2021-03-25 09:45:16,806 INFO L132 encePairwiseOnDemand]: 38/63 looper letters, 370 selfloop transitions, 152 changer transitions 0/534 dead transitions. [2021-03-25 09:45:16,806 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 534 transitions, 8857 flow [2021-03-25 09:45:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:45:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:45:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 203 transitions. [2021-03-25 09:45:16,807 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4603174603174603 [2021-03-25 09:45:16,807 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 203 transitions. [2021-03-25 09:45:16,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 203 transitions. [2021-03-25 09:45:16,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:16,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 203 transitions. [2021-03-25 09:45:16,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 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 09:45:16,808 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 63.0) internal successors, (504), 8 states have internal predecessors, (504), 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 09:45:16,808 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 63.0) internal successors, (504), 8 states have internal predecessors, (504), 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 09:45:16,808 INFO L185 Difference]: Start difference. First operand has 146 places, 507 transitions, 7283 flow. Second operand 7 states and 203 transitions. [2021-03-25 09:45:16,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 534 transitions, 8857 flow [2021-03-25 09:45:16,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 534 transitions, 8373 flow, removed 150 selfloop flow, removed 4 redundant places. [2021-03-25 09:45:16,897 INFO L241 Difference]: Finished difference. Result has 150 places, 533 transitions, 7666 flow [2021-03-25 09:45:16,897 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=6799, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7666, PETRI_PLACES=150, PETRI_TRANSITIONS=533} [2021-03-25 09:45:16,897 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 119 predicate places. [2021-03-25 09:45:16,897 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:16,897 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 533 transitions, 7666 flow [2021-03-25 09:45:16,897 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 533 transitions, 7666 flow [2021-03-25 09:45:16,900 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 533 transitions, 7666 flow [2021-03-25 09:45:16,960 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][393], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,960 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,960 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,960 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:16,960 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:16,992 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][393], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:16,992 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:16,993 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,993 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:16,993 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:17,032 INFO L129 PetriNetUnfolder]: 1178/1920 cut-off events. [2021-03-25 09:45:17,032 INFO L130 PetriNetUnfolder]: For 22473/22757 co-relation queries the response was YES. [2021-03-25 09:45:17,040 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14405 conditions, 1920 events. 1178/1920 cut-off events. For 22473/22757 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 10484 event pairs, 23 based on Foata normal form. 8/1909 useless extension candidates. Maximal degree in co-relation 14147. Up to 782 conditions per place. [2021-03-25 09:45:17,054 INFO L142 LiptonReduction]: Number of co-enabled transitions 3144 [2021-03-25 09:45:17,171 INFO L154 LiptonReduction]: Checked pairs total: 8 [2021-03-25 09:45:17,171 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:17,171 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 274 [2021-03-25 09:45:17,171 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 533 transitions, 7690 flow [2021-03-25 09:45:17,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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 09:45:17,172 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:17,172 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:17,385 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:17,386 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:17,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:17,386 INFO L82 PathProgramCache]: Analyzing trace with hash 2108723513, now seen corresponding path program 1 times [2021-03-25 09:45:17,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:17,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280493405] [2021-03-25 09:45:17,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:17,395 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:17,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:17,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:17,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,409 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:17,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:17,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280493405] [2021-03-25 09:45:17,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122045786] [2021-03-25 09:45:17,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:17,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 09:45:17,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:17,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:17,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,455 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-25 09:45:17,456 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:45:17,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:17,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:17,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:17,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:17,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:17,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:17,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:17,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:17,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:17,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:17,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:17,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:17,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:17,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:17,468 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 22 [2021-03-25 09:45:17,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,469 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:45:17,470 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:17,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,472 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:17,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,478 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-25 09:45:17,478 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2021-03-25 09:45:17,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:17,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:17,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:17,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:17,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:17,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:17,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:17,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:17,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 09:45:17,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597265770] [2021-03-25 09:45:17,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 09:45:17,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:17,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 09:45:17,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:45:17,505 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 65 [2021-03-25 09:45:17,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 533 transitions, 7690 flow. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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 09:45:17,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:17,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 65 [2021-03-25 09:45:17,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:17,720 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 1035#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:17,720 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:17,720 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:17,720 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:17,720 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:17,780 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 1035#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, 29#L23true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:17,781 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:17,848 INFO L129 PetriNetUnfolder]: 1216/1991 cut-off events. [2021-03-25 09:45:17,848 INFO L130 PetriNetUnfolder]: For 23284/23806 co-relation queries the response was YES. [2021-03-25 09:45:17,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16434 conditions, 1991 events. 1216/1991 cut-off events. For 23284/23806 co-relation queries the response was YES. Maximal size of possible extension queue 177. Compared 10957 event pairs, 36 based on Foata normal form. 32/2007 useless extension candidates. Maximal degree in co-relation 16158. Up to 1520 conditions per place. [2021-03-25 09:45:17,866 INFO L132 encePairwiseOnDemand]: 38/65 looper letters, 377 selfloop transitions, 156 changer transitions 0/545 dead transitions. [2021-03-25 09:45:17,867 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 545 transitions, 9018 flow [2021-03-25 09:45:17,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:45:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:45:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 205 transitions. [2021-03-25 09:45:17,867 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45054945054945056 [2021-03-25 09:45:17,867 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 205 transitions. [2021-03-25 09:45:17,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 205 transitions. [2021-03-25 09:45:17,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:17,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 205 transitions. [2021-03-25 09:45:17,868 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 29.285714285714285) internal successors, (205), 7 states have internal predecessors, (205), 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 09:45:17,868 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 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 09:45:17,869 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 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 09:45:17,869 INFO L185 Difference]: Start difference. First operand has 150 places, 533 transitions, 7690 flow. Second operand 7 states and 205 transitions. [2021-03-25 09:45:17,869 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 545 transitions, 9018 flow [2021-03-25 09:45:17,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 545 transitions, 8523 flow, removed 184 selfloop flow, removed 2 redundant places. [2021-03-25 09:45:17,950 INFO L241 Difference]: Finished difference. Result has 156 places, 545 transitions, 7828 flow [2021-03-25 09:45:17,950 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=65, PETRI_DIFFERENCE_MINUEND_FLOW=7213, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=144, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7828, PETRI_PLACES=156, PETRI_TRANSITIONS=545} [2021-03-25 09:45:17,950 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 125 predicate places. [2021-03-25 09:45:17,950 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:17,950 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 545 transitions, 7828 flow [2021-03-25 09:45:17,950 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 156 places, 545 transitions, 7828 flow [2021-03-25 09:45:17,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 545 transitions, 7828 flow [2021-03-25 09:45:18,018 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][412], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 1035#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:18,019 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:45:18,019 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:18,019 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:18,019 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:18,049 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][412], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 1035#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:18,049 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:45:18,049 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:18,049 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:45:18,049 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:18,087 INFO L129 PetriNetUnfolder]: 1202/1966 cut-off events. [2021-03-25 09:45:18,087 INFO L130 PetriNetUnfolder]: For 24087/24446 co-relation queries the response was YES. [2021-03-25 09:45:18,095 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14882 conditions, 1966 events. 1202/1966 cut-off events. For 24087/24446 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 10861 event pairs, 26 based on Foata normal form. 11/1959 useless extension candidates. Maximal degree in co-relation 14611. Up to 772 conditions per place. [2021-03-25 09:45:18,109 INFO L142 LiptonReduction]: Number of co-enabled transitions 3232 [2021-03-25 09:45:18,233 INFO L154 LiptonReduction]: Checked pairs total: 10 [2021-03-25 09:45:18,233 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:45:18,234 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 284 [2021-03-25 09:45:18,234 INFO L480 AbstractCegarLoop]: Abstraction has has 156 places, 545 transitions, 7850 flow [2021-03-25 09:45:18,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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 09:45:18,234 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:18,234 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:18,448 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 09:45:18,449 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:18,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:18,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1705591932, now seen corresponding path program 1 times [2021-03-25 09:45:18,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:18,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613635051] [2021-03-25 09:45:18,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:18,460 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:18,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:18,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:18,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:18,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:18,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613635051] [2021-03-25 09:45:18,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656247966] [2021-03-25 09:45:18,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:18,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:45:18,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:18,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:18,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:18,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:18,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:18,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:18,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:18,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:18,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:18,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:18,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:18,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:18,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:18,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:18,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:18,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:18,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:18,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:18,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:18,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:18,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 09:45:18,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2021-03-25 09:45:18,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605706822] [2021-03-25 09:45:18,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:45:18,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:18,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:45:18,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:45:18,550 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 67 [2021-03-25 09:45:18,550 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 545 transitions, 7850 flow. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 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 09:45:18,550 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:18,550 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 67 [2021-03-25 09:45:18,550 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:18,844 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1035#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:18,844 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:18,844 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:18,844 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:18,844 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:18,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 1035#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:18,869 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:18,869 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:18,869 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:18,869 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:18,900 INFO L129 PetriNetUnfolder]: 1662/2716 cut-off events. [2021-03-25 09:45:18,900 INFO L130 PetriNetUnfolder]: For 43444/43912 co-relation queries the response was YES. [2021-03-25 09:45:18,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23199 conditions, 2716 events. 1662/2716 cut-off events. For 43444/43912 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 15884 event pairs, 84 based on Foata normal form. 67/2767 useless extension candidates. Maximal degree in co-relation 22837. Up to 1184 conditions per place. [2021-03-25 09:45:18,926 INFO L132 encePairwiseOnDemand]: 27/67 looper letters, 123 selfloop transitions, 342 changer transitions 0/662 dead transitions. [2021-03-25 09:45:18,926 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 662 transitions, 10385 flow [2021-03-25 09:45:18,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:45:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:45:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 189 transitions. [2021-03-25 09:45:18,927 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.564179104477612 [2021-03-25 09:45:18,927 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 189 transitions. [2021-03-25 09:45:18,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 189 transitions. [2021-03-25 09:45:18,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:18,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 189 transitions. [2021-03-25 09:45:18,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 37.8) internal successors, (189), 5 states have internal predecessors, (189), 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 09:45:18,928 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 67.0) internal successors, (402), 6 states have internal predecessors, (402), 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 09:45:18,928 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 67.0) internal successors, (402), 6 states have internal predecessors, (402), 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 09:45:18,928 INFO L185 Difference]: Start difference. First operand has 156 places, 545 transitions, 7850 flow. Second operand 5 states and 189 transitions. [2021-03-25 09:45:18,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 662 transitions, 10385 flow [2021-03-25 09:45:19,037 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 662 transitions, 9880 flow, removed 119 selfloop flow, removed 3 redundant places. [2021-03-25 09:45:19,045 INFO L241 Difference]: Finished difference. Result has 161 places, 649 transitions, 10321 flow [2021-03-25 09:45:19,046 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=7349, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=545, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=254, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=10321, PETRI_PLACES=161, PETRI_TRANSITIONS=649} [2021-03-25 09:45:19,046 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 130 predicate places. [2021-03-25 09:45:19,046 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:19,046 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 649 transitions, 10321 flow [2021-03-25 09:45:19,046 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 649 transitions, 10321 flow [2021-03-25 09:45:19,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 649 transitions, 10321 flow [2021-03-25 09:45:19,222 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][229], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:19,222 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:19,222 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:19,222 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:19,222 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:19,245 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][229], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:19,245 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:19,245 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:19,245 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:19,246 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:19,322 INFO L129 PetriNetUnfolder]: 1673/2721 cut-off events. [2021-03-25 09:45:19,322 INFO L130 PetriNetUnfolder]: For 48949/49587 co-relation queries the response was YES. [2021-03-25 09:45:19,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23449 conditions, 2721 events. 1673/2721 cut-off events. For 48949/49587 co-relation queries the response was YES. Maximal size of possible extension queue 245. Compared 15940 event pairs, 47 based on Foata normal form. 18/2721 useless extension candidates. Maximal degree in co-relation 23078. Up to 1164 conditions per place. [2021-03-25 09:45:19,354 INFO L142 LiptonReduction]: Number of co-enabled transitions 3664 [2021-03-25 09:45:19,404 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:19,404 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:19,404 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 358 [2021-03-25 09:45:19,404 INFO L480 AbstractCegarLoop]: Abstraction has has 161 places, 649 transitions, 10321 flow [2021-03-25 09:45:19,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 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 09:45:19,404 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:19,404 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:19,618 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:19,618 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:19,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:19,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1605168788, now seen corresponding path program 1 times [2021-03-25 09:45:19,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:19,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843937551] [2021-03-25 09:45:19,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:19,652 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:45:19,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,662 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-25 09:45:19,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:19,671 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:45:19,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:19,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843937551] [2021-03-25 09:45:19,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933511358] [2021-03-25 09:45:19,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:19,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:19,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:19,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:19,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:19,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:19,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:19,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:19,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:19,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:19,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:19,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:19,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:19,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:19,729 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 18 [2021-03-25 09:45:19,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,730 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:45:19,731 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:19,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,734 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:19,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:19,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:19,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:16 [2021-03-25 09:45:19,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:19,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:19,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,752 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-03-25 09:45:19,753 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-25 09:45:19,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:19,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:19,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:19,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:19,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 09:45:19,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575217337] [2021-03-25 09:45:19,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:45:19,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:19,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:45:19,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:45:19,776 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 67 [2021-03-25 09:45:19,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 649 transitions, 10321 flow. Second operand has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 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 09:45:19,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:19,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 67 [2021-03-25 09:45:19,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:20,212 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][56], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:20,212 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:20,212 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:20,212 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:20,212 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:20,283 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][56], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), Black: 298#(and (= s2 s1) (or (not (= i2 i1)) (and (= t12 t21) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 313#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:20,283 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:20,283 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:20,283 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:20,283 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:20,324 INFO L129 PetriNetUnfolder]: 1731/2814 cut-off events. [2021-03-25 09:45:20,325 INFO L130 PetriNetUnfolder]: For 50596/52054 co-relation queries the response was YES. [2021-03-25 09:45:20,337 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26359 conditions, 2814 events. 1731/2814 cut-off events. For 50596/52054 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 16394 event pairs, 88 based on Foata normal form. 125/2922 useless extension candidates. Maximal degree in co-relation 25980. Up to 2189 conditions per place. [2021-03-25 09:45:20,356 INFO L132 encePairwiseOnDemand]: 38/67 looper letters, 465 selfloop transitions, 209 changer transitions 0/686 dead transitions. [2021-03-25 09:45:20,357 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 686 transitions, 12444 flow [2021-03-25 09:45:20,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:45:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:45:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 214 transitions. [2021-03-25 09:45:20,357 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4562899786780384 [2021-03-25 09:45:20,358 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 214 transitions. [2021-03-25 09:45:20,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 214 transitions. [2021-03-25 09:45:20,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:20,358 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 214 transitions. [2021-03-25 09:45:20,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 30.571428571428573) internal successors, (214), 7 states have internal predecessors, (214), 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 09:45:20,359 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 67.0) internal successors, (536), 8 states have internal predecessors, (536), 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 09:45:20,359 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 67.0) internal successors, (536), 8 states have internal predecessors, (536), 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 09:45:20,359 INFO L185 Difference]: Start difference. First operand has 161 places, 649 transitions, 10321 flow. Second operand 7 states and 214 transitions. [2021-03-25 09:45:20,359 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 686 transitions, 12444 flow [2021-03-25 09:45:20,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 686 transitions, 12214 flow, removed 113 selfloop flow, removed 1 redundant places. [2021-03-25 09:45:20,508 INFO L241 Difference]: Finished difference. Result has 169 places, 686 transitions, 11469 flow [2021-03-25 09:45:20,508 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=10111, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=649, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=172, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=440, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=11469, PETRI_PLACES=169, PETRI_TRANSITIONS=686} [2021-03-25 09:45:20,509 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 138 predicate places. [2021-03-25 09:45:20,509 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:20,509 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 686 transitions, 11469 flow [2021-03-25 09:45:20,509 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 686 transitions, 11469 flow [2021-03-25 09:45:20,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 686 transitions, 11469 flow [2021-03-25 09:45:20,708 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][245], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:20,708 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:20,708 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:20,708 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:20,708 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:20,734 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][245], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:20,735 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:20,735 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:20,735 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:20,735 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:20,761 INFO L129 PetriNetUnfolder]: 1709/2793 cut-off events. [2021-03-25 09:45:20,762 INFO L130 PetriNetUnfolder]: For 48699/49395 co-relation queries the response was YES. [2021-03-25 09:45:20,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24250 conditions, 2793 events. 1709/2793 cut-off events. For 48699/49395 co-relation queries the response was YES. Maximal size of possible extension queue 264. Compared 16603 event pairs, 64 based on Foata normal form. 20/2791 useless extension candidates. Maximal degree in co-relation 23877. Up to 1201 conditions per place. [2021-03-25 09:45:20,798 INFO L142 LiptonReduction]: Number of co-enabled transitions 3878 [2021-03-25 09:45:20,856 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:20,857 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:20,857 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 348 [2021-03-25 09:45:20,857 INFO L480 AbstractCegarLoop]: Abstraction has has 169 places, 686 transitions, 11469 flow [2021-03-25 09:45:20,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 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 09:45:20,857 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:20,857 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:21,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:21,071 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:21,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:21,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1930979127, now seen corresponding path program 5 times [2021-03-25 09:45:21,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:21,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434062579] [2021-03-25 09:45:21,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:21,084 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:21,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:21,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:21,106 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:21,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:21,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,122 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:21,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:21,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434062579] [2021-03-25 09:45:21,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658297114] [2021-03-25 09:45:21,130 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:21,152 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:45:21,153 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:21,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 09:45:21,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:21,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:21,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:45:21,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:45:21,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:21,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:45:21,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:21,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:21,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:21,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:21,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:21,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:45:21,214 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:21,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:21,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:21,216 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:21,223 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,224 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:45:21,225 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:21,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:21,229 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size 27 [2021-03-25 09:45:21,229 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:21,229 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:36 [2021-03-25 09:45:21,230 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-03-25 09:45:21,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:45:21,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:45:21,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,255 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:45:21,256 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-25 09:45:21,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:21,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,275 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size 24 [2021-03-25 09:45:21,275 INFO L142 QuantifierPusher]: treesize reduction 5, result has 83.3 percent of original size [2021-03-25 09:45:21,276 INFO L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-03-25 09:45:21,276 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-25 09:45:21,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:21,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:21,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:21,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:21,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:21,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670725797] [2021-03-25 09:45:21,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:21,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:21,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:21,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:21,303 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 67 [2021-03-25 09:45:21,303 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 686 transitions, 11469 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:21,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:21,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 67 [2021-03-25 09:45:21,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:22,201 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][53], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:22,201 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:22,201 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:22,201 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:22,201 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:22,242 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][53], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), 1160#true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 29#L23true, 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:22,242 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:22,242 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:22,242 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:22,242 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:22,281 INFO L129 PetriNetUnfolder]: 1794/2939 cut-off events. [2021-03-25 09:45:22,282 INFO L130 PetriNetUnfolder]: For 52877/53764 co-relation queries the response was YES. [2021-03-25 09:45:22,296 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27770 conditions, 2939 events. 1794/2939 cut-off events. For 52877/53764 co-relation queries the response was YES. Maximal size of possible extension queue 265. Compared 17542 event pairs, 55 based on Foata normal form. 125/3049 useless extension candidates. Maximal degree in co-relation 27360. Up to 2282 conditions per place. [2021-03-25 09:45:22,312 INFO L132 encePairwiseOnDemand]: 42/67 looper letters, 524 selfloop transitions, 221 changer transitions 0/757 dead transitions. [2021-03-25 09:45:22,312 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 757 transitions, 14658 flow [2021-03-25 09:45:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-25 09:45:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-25 09:45:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 505 transitions. [2021-03-25 09:45:22,313 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.376865671641791 [2021-03-25 09:45:22,314 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 505 transitions. [2021-03-25 09:45:22,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 505 transitions. [2021-03-25 09:45:22,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:22,314 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 505 transitions. [2021-03-25 09:45:22,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 25.25) internal successors, (505), 20 states have internal predecessors, (505), 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 09:45:22,316 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 67.0) internal successors, (1407), 21 states have internal predecessors, (1407), 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 09:45:22,317 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 67.0) internal successors, (1407), 21 states have internal predecessors, (1407), 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 09:45:22,317 INFO L185 Difference]: Start difference. First operand has 169 places, 686 transitions, 11469 flow. Second operand 20 states and 505 transitions. [2021-03-25 09:45:22,317 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 757 transitions, 14658 flow [2021-03-25 09:45:22,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 757 transitions, 13879 flow, removed 212 selfloop flow, removed 3 redundant places. [2021-03-25 09:45:22,510 INFO L241 Difference]: Finished difference. Result has 193 places, 751 transitions, 12929 flow [2021-03-25 09:45:22,510 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=10756, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=686, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=169, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=12929, PETRI_PLACES=193, PETRI_TRANSITIONS=751} [2021-03-25 09:45:22,510 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 162 predicate places. [2021-03-25 09:45:22,510 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:22,510 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 193 places, 751 transitions, 12929 flow [2021-03-25 09:45:22,511 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 193 places, 751 transitions, 12929 flow [2021-03-25 09:45:22,515 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 193 places, 751 transitions, 12929 flow [2021-03-25 09:45:22,737 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][268], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:22,737 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:22,737 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:22,737 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:22,737 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:22,765 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][268], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:22,766 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:22,766 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:22,766 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:22,766 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:22,780 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][558], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), 5#L80true, Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 9#L62true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), 76#(<= (+ i2 1) i1), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 54#(<= i2 i1), 228#true, Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:22,780 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:22,781 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:22,781 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:22,781 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:45:22,796 INFO L129 PetriNetUnfolder]: 1775/2925 cut-off events. [2021-03-25 09:45:22,796 INFO L130 PetriNetUnfolder]: For 52608/53335 co-relation queries the response was YES. [2021-03-25 09:45:22,811 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25828 conditions, 2925 events. 1775/2925 cut-off events. For 52608/53335 co-relation queries the response was YES. Maximal size of possible extension queue 274. Compared 17632 event pairs, 63 based on Foata normal form. 14/2919 useless extension candidates. Maximal degree in co-relation 25409. Up to 1250 conditions per place. [2021-03-25 09:45:22,836 INFO L142 LiptonReduction]: Number of co-enabled transitions 4166 [2021-03-25 09:45:22,901 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:22,901 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:22,901 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 391 [2021-03-25 09:45:22,901 INFO L480 AbstractCegarLoop]: Abstraction has has 193 places, 751 transitions, 12929 flow [2021-03-25 09:45:22,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:22,901 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:22,901 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:23,115 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-25 09:45:23,115 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:23,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:23,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1874951077, now seen corresponding path program 1 times [2021-03-25 09:45:23,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:23,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703677037] [2021-03-25 09:45:23,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:23,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:23,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:23,132 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 09:45:23,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703677037] [2021-03-25 09:45:23,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409659394] [2021-03-25 09:45:23,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:23,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:45:23,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:23,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:23,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:23,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:23,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:23,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:23,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:23,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:23,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:23,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:23,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:23,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:23,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:23,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:23,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:23,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:23,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:23,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:23,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:23,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 09:45:23,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-03-25 09:45:23,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328785055] [2021-03-25 09:45:23,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:45:23,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:23,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:45:23,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:45:23,193 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 67 [2021-03-25 09:45:23,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 751 transitions, 12929 flow. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 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 09:45:23,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:23,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 67 [2021-03-25 09:45:23,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:23,636 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:23,636 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:23,636 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:23,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:23,636 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:23,806 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:23,806 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:23,806 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:23,806 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:23,806 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:23,875 INFO L129 PetriNetUnfolder]: 2361/3842 cut-off events. [2021-03-25 09:45:23,875 INFO L130 PetriNetUnfolder]: For 88461/89141 co-relation queries the response was YES. [2021-03-25 09:45:23,896 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38325 conditions, 3842 events. 2361/3842 cut-off events. For 88461/89141 co-relation queries the response was YES. Maximal size of possible extension queue 331. Compared 23812 event pairs, 185 based on Foata normal form. 39/3862 useless extension candidates. Maximal degree in co-relation 37784. Up to 1760 conditions per place. [2021-03-25 09:45:23,922 INFO L132 encePairwiseOnDemand]: 29/67 looper letters, 121 selfloop transitions, 465 changer transitions 0/832 dead transitions. [2021-03-25 09:45:23,922 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 832 transitions, 15889 flow [2021-03-25 09:45:23,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:45:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:45:23,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 185 transitions. [2021-03-25 09:45:23,923 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5522388059701493 [2021-03-25 09:45:23,923 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 185 transitions. [2021-03-25 09:45:23,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 185 transitions. [2021-03-25 09:45:23,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:23,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 185 transitions. [2021-03-25 09:45:23,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 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 09:45:23,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 67.0) internal successors, (402), 6 states have internal predecessors, (402), 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 09:45:23,924 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 67.0) internal successors, (402), 6 states have internal predecessors, (402), 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 09:45:23,924 INFO L185 Difference]: Start difference. First operand has 193 places, 751 transitions, 12929 flow. Second operand 5 states and 185 transitions. [2021-03-25 09:45:23,924 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 832 transitions, 15889 flow [2021-03-25 09:45:24,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 832 transitions, 15316 flow, removed 268 selfloop flow, removed 5 redundant places. [2021-03-25 09:45:24,181 INFO L241 Difference]: Finished difference. Result has 196 places, 820 transitions, 15907 flow [2021-03-25 09:45:24,181 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=12468, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=751, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=399, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=15907, PETRI_PLACES=196, PETRI_TRANSITIONS=820} [2021-03-25 09:45:24,181 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 165 predicate places. [2021-03-25 09:45:24,181 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:24,182 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 196 places, 820 transitions, 15907 flow [2021-03-25 09:45:24,182 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 196 places, 820 transitions, 15907 flow [2021-03-25 09:45:24,187 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 196 places, 820 transitions, 15907 flow [2021-03-25 09:45:24,475 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][541], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:24,475 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:24,549 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][541], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:24,549 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:24,549 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:24,549 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:24,549 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:24,617 INFO L129 PetriNetUnfolder]: 2362/3831 cut-off events. [2021-03-25 09:45:24,617 INFO L130 PetriNetUnfolder]: For 96357/96819 co-relation queries the response was YES. [2021-03-25 09:45:24,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39011 conditions, 3831 events. 2362/3831 cut-off events. For 96357/96819 co-relation queries the response was YES. Maximal size of possible extension queue 341. Compared 23840 event pairs, 156 based on Foata normal form. 7/3814 useless extension candidates. Maximal degree in co-relation 38484. Up to 1753 conditions per place. [2021-03-25 09:45:24,801 INFO L142 LiptonReduction]: Number of co-enabled transitions 4598 [2021-03-25 09:45:24,936 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:24,936 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:24,936 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 755 [2021-03-25 09:45:24,937 INFO L480 AbstractCegarLoop]: Abstraction has has 196 places, 820 transitions, 15907 flow [2021-03-25 09:45:24,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 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 09:45:24,937 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:24,937 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:25,151 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-25 09:45:25,152 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:25,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:25,152 INFO L82 PathProgramCache]: Analyzing trace with hash -134097393, now seen corresponding path program 4 times [2021-03-25 09:45:25,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:25,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993156579] [2021-03-25 09:45:25,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:25,173 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:25,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:25,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:25,182 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:25,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:25,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:25,203 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:25,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:25,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:25,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993156579] [2021-03-25 09:45:25,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472901677] [2021-03-25 09:45:25,212 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:25,232 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:45:25,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:25,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:45:25,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:25,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:25,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:25,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:25,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:25,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:25,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:25,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:25,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:25,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:25,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:25,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:25,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:25,267 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 7 [2021-03-25 09:45:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,269 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:45:25,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:25,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:25,273 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:10 [2021-03-25 09:45:25,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:25,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:25,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,282 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:45:25,283 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-03-25 09:45:25,283 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-03-25 09:45:25,283 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-25 09:45:25,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:25,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:25,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:25,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:25,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777727322] [2021-03-25 09:45:25,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:25,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:25,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:25,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:25,314 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 67 [2021-03-25 09:45:25,319 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 820 transitions, 15907 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:25,319 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:25,319 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 67 [2021-03-25 09:45:25,319 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:26,228 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:26,229 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:26,229 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:26,229 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:26,229 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:26,353 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:26,353 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:26,353 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:26,353 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:26,353 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:26,604 INFO L129 PetriNetUnfolder]: 2650/4275 cut-off events. [2021-03-25 09:45:26,604 INFO L130 PetriNetUnfolder]: For 109992/110950 co-relation queries the response was YES. [2021-03-25 09:45:26,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47411 conditions, 4275 events. 2650/4275 cut-off events. For 109992/110950 co-relation queries the response was YES. Maximal size of possible extension queue 353. Compared 26411 event pairs, 156 based on Foata normal form. 78/4332 useless extension candidates. Maximal degree in co-relation 46825. Up to 3285 conditions per place. [2021-03-25 09:45:26,712 INFO L132 encePairwiseOnDemand]: 42/67 looper letters, 650 selfloop transitions, 283 changer transitions 0/945 dead transitions. [2021-03-25 09:45:26,712 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 945 transitions, 21468 flow [2021-03-25 09:45:26,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:45:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:45:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 433 transitions. [2021-03-25 09:45:26,714 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3801580333625988 [2021-03-25 09:45:26,714 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 433 transitions. [2021-03-25 09:45:26,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 433 transitions. [2021-03-25 09:45:26,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:26,714 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 433 transitions. [2021-03-25 09:45:26,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 25.470588235294116) internal successors, (433), 17 states have internal predecessors, (433), 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 09:45:26,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 67.0) internal successors, (1206), 18 states have internal predecessors, (1206), 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 09:45:26,716 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 67.0) internal successors, (1206), 18 states have internal predecessors, (1206), 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 09:45:26,716 INFO L185 Difference]: Start difference. First operand has 196 places, 820 transitions, 15907 flow. Second operand 17 states and 433 transitions. [2021-03-25 09:45:26,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 212 places, 945 transitions, 21468 flow [2021-03-25 09:45:27,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 945 transitions, 21182 flow, removed 143 selfloop flow, removed 0 redundant places. [2021-03-25 09:45:27,100 INFO L241 Difference]: Finished difference. Result has 217 places, 915 transitions, 19282 flow [2021-03-25 09:45:27,100 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=15727, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=820, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=210, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=593, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=19282, PETRI_PLACES=217, PETRI_TRANSITIONS=915} [2021-03-25 09:45:27,101 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 186 predicate places. [2021-03-25 09:45:27,101 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:27,101 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 217 places, 915 transitions, 19282 flow [2021-03-25 09:45:27,101 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 217 places, 915 transitions, 19282 flow [2021-03-25 09:45:27,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 217 places, 915 transitions, 19282 flow [2021-03-25 09:45:27,555 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][610], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:27,555 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:27,555 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:27,555 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:27,555 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:27,674 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][610], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 1379#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:27,674 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:27,674 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:27,674 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:27,674 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:27,739 INFO L129 PetriNetUnfolder]: 2627/4267 cut-off events. [2021-03-25 09:45:27,740 INFO L130 PetriNetUnfolder]: For 111259/111700 co-relation queries the response was YES. [2021-03-25 09:45:27,766 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45359 conditions, 4267 events. 2627/4267 cut-off events. For 111259/111700 co-relation queries the response was YES. Maximal size of possible extension queue 376. Compared 27178 event pairs, 177 based on Foata normal form. 5/4248 useless extension candidates. Maximal degree in co-relation 44786. Up to 1972 conditions per place. [2021-03-25 09:45:27,808 INFO L142 LiptonReduction]: Number of co-enabled transitions 4968 [2021-03-25 09:45:28,178 INFO L154 LiptonReduction]: Checked pairs total: 18 [2021-03-25 09:45:28,178 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 09:45:28,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1078 [2021-03-25 09:45:28,179 INFO L480 AbstractCegarLoop]: Abstraction has has 217 places, 915 transitions, 19371 flow [2021-03-25 09:45:28,179 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:28,179 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:28,179 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:28,383 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-25 09:45:28,384 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:28,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:28,384 INFO L82 PathProgramCache]: Analyzing trace with hash 718768591, now seen corresponding path program 2 times [2021-03-25 09:45:28,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:28,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998033000] [2021-03-25 09:45:28,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:28,501 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:28,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:28,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,510 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:28,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:28,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:28,531 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:28,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:28,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998033000] [2021-03-25 09:45:28,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907893718] [2021-03-25 09:45:28,539 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:28,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:45:28,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:28,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-25 09:45:28,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:28,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:28,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:28,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:28,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:28,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:28,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:28,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:28,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:28,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:28,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:28,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:28,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:28,610 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:28,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:28,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:28,611 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:28,617 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:28,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:28,617 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:20 [2021-03-25 09:45:28,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:28,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:28,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:28,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,631 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-25 09:45:28,631 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 09:45:28,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:28,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:28,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:28,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:28,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:28,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:28,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713670376] [2021-03-25 09:45:28,670 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:28,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:28,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:28,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:28,670 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 73 [2021-03-25 09:45:28,670 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 915 transitions, 19371 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:28,671 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:28,671 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 73 [2021-03-25 09:45:28,671 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:29,585 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:29,585 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:29,585 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:29,585 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:29,585 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:29,786 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:29,787 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:29,787 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:29,787 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:29,787 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:29,935 INFO L129 PetriNetUnfolder]: 2672/4310 cut-off events. [2021-03-25 09:45:29,935 INFO L130 PetriNetUnfolder]: For 116869/117962 co-relation queries the response was YES. [2021-03-25 09:45:29,960 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49405 conditions, 4310 events. 2672/4310 cut-off events. For 116869/117962 co-relation queries the response was YES. Maximal size of possible extension queue 362. Compared 26781 event pairs, 172 based on Foata normal form. 38/4327 useless extension candidates. Maximal degree in co-relation 48797. Up to 3474 conditions per place. [2021-03-25 09:45:29,991 INFO L132 encePairwiseOnDemand]: 51/73 looper letters, 805 selfloop transitions, 129 changer transitions 0/946 dead transitions. [2021-03-25 09:45:29,991 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 946 transitions, 22127 flow [2021-03-25 09:45:29,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:45:29,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:45:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 233 transitions. [2021-03-25 09:45:29,994 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.398972602739726 [2021-03-25 09:45:29,994 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 233 transitions. [2021-03-25 09:45:29,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 233 transitions. [2021-03-25 09:45:29,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:29,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 233 transitions. [2021-03-25 09:45:30,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 29.125) internal successors, (233), 8 states have internal predecessors, (233), 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 09:45:30,016 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 73.0) internal successors, (657), 9 states have internal predecessors, (657), 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 09:45:30,016 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 73.0) internal successors, (657), 9 states have internal predecessors, (657), 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 09:45:30,016 INFO L185 Difference]: Start difference. First operand has 217 places, 915 transitions, 19371 flow. Second operand 8 states and 233 transitions. [2021-03-25 09:45:30,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 946 transitions, 22127 flow [2021-03-25 09:45:30,503 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 946 transitions, 21196 flow, removed 436 selfloop flow, removed 7 redundant places. [2021-03-25 09:45:30,527 INFO L241 Difference]: Finished difference. Result has 221 places, 946 transitions, 19733 flow [2021-03-25 09:45:30,527 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=73, PETRI_DIFFERENCE_MINUEND_FLOW=18458, PETRI_DIFFERENCE_MINUEND_PLACES=210, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=915, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=106, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=794, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=19733, PETRI_PLACES=221, PETRI_TRANSITIONS=946} [2021-03-25 09:45:30,528 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 190 predicate places. [2021-03-25 09:45:30,528 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:30,528 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 946 transitions, 19733 flow [2021-03-25 09:45:30,528 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 946 transitions, 19733 flow [2021-03-25 09:45:30,544 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 221 places, 946 transitions, 19733 flow [2021-03-25 09:45:30,962 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][617], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:30,962 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:30,962 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:30,962 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:30,962 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:31,052 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][617], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 29#L23true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:31,052 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:31,052 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:31,052 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:31,052 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:31,305 INFO L129 PetriNetUnfolder]: 2646/4297 cut-off events. [2021-03-25 09:45:31,324 INFO L130 PetriNetUnfolder]: For 115350/116295 co-relation queries the response was YES. [2021-03-25 09:45:31,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45671 conditions, 4297 events. 2646/4297 cut-off events. For 115350/116295 co-relation queries the response was YES. Maximal size of possible extension queue 373. Compared 27283 event pairs, 155 based on Foata normal form. 19/4288 useless extension candidates. Maximal degree in co-relation 45088. Up to 1954 conditions per place. [2021-03-25 09:45:31,404 INFO L142 LiptonReduction]: Number of co-enabled transitions 5094 [2021-03-25 09:45:31,523 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:31,524 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:31,524 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 996 [2021-03-25 09:45:31,524 INFO L480 AbstractCegarLoop]: Abstraction has has 221 places, 946 transitions, 19733 flow [2021-03-25 09:45:31,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:31,524 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:31,524 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:31,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 09:45:31,739 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:31,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:31,739 INFO L82 PathProgramCache]: Analyzing trace with hash -695047261, now seen corresponding path program 4 times [2021-03-25 09:45:31,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:31,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109366099] [2021-03-25 09:45:31,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:31,785 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:45:31,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:31,789 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-25 09:45:31,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:31,794 INFO L142 QuantifierPusher]: treesize reduction 23, result has 43.9 percent of original size [2021-03-25 09:45:31,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:45:31,802 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-25 09:45:31,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:31,810 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:45:31,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:31,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109366099] [2021-03-25 09:45:31,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852817828] [2021-03-25 09:45:31,818 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:31,840 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:45:31,840 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:31,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:31,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:31,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:31,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:31,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:31,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:31,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:31,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:31,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:31,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:31,974 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:31,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:31,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:31,976 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:31,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:31,981 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:31,981 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:31,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:31,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:31,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,993 INFO L147 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size 17 [2021-03-25 09:45:31,993 INFO L142 QuantifierPusher]: treesize reduction 6, result has 75.0 percent of original size [2021-03-25 09:45:31,994 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:45:31,994 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:45:31,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:31,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:31,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:32,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,005 INFO L147 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size 12 [2021-03-25 09:45:32,005 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:45:32,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:32,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:32,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:32,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:32,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:32,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:32,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:32,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108983117] [2021-03-25 09:45:32,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:32,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:32,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:32,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:32,041 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 73 [2021-03-25 09:45:32,042 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 946 transitions, 19733 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:32,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:32,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 73 [2021-03-25 09:45:32,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:32,876 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][46], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 1379#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:32,876 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:32,876 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:32,876 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:32,876 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:33,009 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][46], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:33,010 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:33,010 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:33,010 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:33,010 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:33,152 INFO L129 PetriNetUnfolder]: 2705/4368 cut-off events. [2021-03-25 09:45:33,152 INFO L130 PetriNetUnfolder]: For 118884/120879 co-relation queries the response was YES. [2021-03-25 09:45:33,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50051 conditions, 4368 events. 2705/4368 cut-off events. For 118884/120879 co-relation queries the response was YES. Maximal size of possible extension queue 369. Compared 27270 event pairs, 205 based on Foata normal form. 120/4466 useless extension candidates. Maximal degree in co-relation 49439. Up to 3481 conditions per place. [2021-03-25 09:45:33,211 INFO L132 encePairwiseOnDemand]: 46/73 looper letters, 732 selfloop transitions, 231 changer transitions 0/975 dead transitions. [2021-03-25 09:45:33,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 975 transitions, 22581 flow [2021-03-25 09:45:33,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 258 transitions. [2021-03-25 09:45:33,212 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3926940639269406 [2021-03-25 09:45:33,212 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 258 transitions. [2021-03-25 09:45:33,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 258 transitions. [2021-03-25 09:45:33,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:33,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 258 transitions. [2021-03-25 09:45:33,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 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 09:45:33,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 73.0) internal successors, (730), 10 states have internal predecessors, (730), 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 09:45:33,213 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 73.0) internal successors, (730), 10 states have internal predecessors, (730), 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 09:45:33,213 INFO L185 Difference]: Start difference. First operand has 221 places, 946 transitions, 19733 flow. Second operand 9 states and 258 transitions. [2021-03-25 09:45:33,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 229 places, 975 transitions, 22581 flow [2021-03-25 09:45:33,692 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 975 transitions, 22189 flow, removed 140 selfloop flow, removed 2 redundant places. [2021-03-25 09:45:33,708 INFO L241 Difference]: Finished difference. Result has 229 places, 975 transitions, 20822 flow [2021-03-25 09:45:33,708 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=73, PETRI_DIFFERENCE_MINUEND_FLOW=19341, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=946, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=202, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=715, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=20822, PETRI_PLACES=229, PETRI_TRANSITIONS=975} [2021-03-25 09:45:33,708 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 198 predicate places. [2021-03-25 09:45:33,708 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:33,709 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 229 places, 975 transitions, 20822 flow [2021-03-25 09:45:33,709 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 229 places, 975 transitions, 20822 flow [2021-03-25 09:45:33,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 975 transitions, 20822 flow [2021-03-25 09:45:34,296 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][648], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 1379#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:34,297 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:34,297 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:34,297 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:34,297 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:34,360 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][648], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:34,360 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:34,360 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:34,360 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:34,360 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:34,427 INFO L129 PetriNetUnfolder]: 2680/4369 cut-off events. [2021-03-25 09:45:34,427 INFO L130 PetriNetUnfolder]: For 123323/123696 co-relation queries the response was YES. [2021-03-25 09:45:34,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47219 conditions, 4369 events. 2680/4369 cut-off events. For 123323/123696 co-relation queries the response was YES. Maximal size of possible extension queue 386. Compared 27980 event pairs, 171 based on Foata normal form. 6/4347 useless extension candidates. Maximal degree in co-relation 46623. Up to 1988 conditions per place. [2021-03-25 09:45:34,500 INFO L142 LiptonReduction]: Number of co-enabled transitions 5242 [2021-03-25 09:45:34,853 INFO L154 LiptonReduction]: Checked pairs total: 24 [2021-03-25 09:45:34,853 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 09:45:34,853 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1145 [2021-03-25 09:45:34,853 INFO L480 AbstractCegarLoop]: Abstraction has has 229 places, 975 transitions, 20878 flow [2021-03-25 09:45:34,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:34,854 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:34,854 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:35,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:35,068 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:35,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:35,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1462512639, now seen corresponding path program 3 times [2021-03-25 09:45:35,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:35,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323158065] [2021-03-25 09:45:35,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:35,077 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:35,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,080 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:35,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,085 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:35,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:35,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:35,101 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:35,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:35,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323158065] [2021-03-25 09:45:35,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111065607] [2021-03-25 09:45:35,108 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:35,128 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 09:45:35,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:35,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-25 09:45:35,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:35,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:35,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:35,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:35,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:35,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:35,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:35,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:35,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:35,161 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:35,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:35,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:35,163 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:35,167 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:35,167 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:35,167 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-03-25 09:45:35,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:35,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:35,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:35,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,178 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-03-25 09:45:35,179 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-25 09:45:35,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:35,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:35,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:35,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:35,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:35,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:35,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:35,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:45:35,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825328195] [2021-03-25 09:45:35,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:45:35,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:35,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:45:35,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:45:35,212 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 77 [2021-03-25 09:45:35,212 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 975 transitions, 20878 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:35,212 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:35,212 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 77 [2021-03-25 09:45:35,212 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:36,377 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:36,377 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:36,377 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:36,377 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:36,377 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:36,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 548#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 1379#true, 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), 1530#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:36,658 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:36,658 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:36,658 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:36,658 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:36,848 INFO L129 PetriNetUnfolder]: 2746/4440 cut-off events. [2021-03-25 09:45:36,848 INFO L130 PetriNetUnfolder]: For 125334/126399 co-relation queries the response was YES. [2021-03-25 09:45:36,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51929 conditions, 4440 events. 2746/4440 cut-off events. For 125334/126399 co-relation queries the response was YES. Maximal size of possible extension queue 380. Compared 27863 event pairs, 213 based on Foata normal form. 52/4469 useless extension candidates. Maximal degree in co-relation 51313. Up to 3535 conditions per place. [2021-03-25 09:45:36,916 INFO L132 encePairwiseOnDemand]: 50/77 looper letters, 756 selfloop transitions, 243 changer transitions 0/1011 dead transitions. [2021-03-25 09:45:36,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 1011 transitions, 24080 flow [2021-03-25 09:45:36,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 262 transitions. [2021-03-25 09:45:36,917 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37806637806637805 [2021-03-25 09:45:36,917 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 262 transitions. [2021-03-25 09:45:36,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 262 transitions. [2021-03-25 09:45:36,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:36,917 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 262 transitions. [2021-03-25 09:45:36,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 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 09:45:36,918 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 77.0) internal successors, (770), 10 states have internal predecessors, (770), 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 09:45:36,918 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 77.0) internal successors, (770), 10 states have internal predecessors, (770), 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 09:45:36,918 INFO L185 Difference]: Start difference. First operand has 229 places, 975 transitions, 20878 flow. Second operand 9 states and 262 transitions. [2021-03-25 09:45:36,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 1011 transitions, 24080 flow [2021-03-25 09:45:37,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 231 places, 1011 transitions, 22908 flow, removed 330 selfloop flow, removed 6 redundant places. [2021-03-25 09:45:37,493 INFO L241 Difference]: Finished difference. Result has 233 places, 1011 transitions, 21478 flow [2021-03-25 09:45:37,494 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=19720, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=975, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=218, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=750, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=21478, PETRI_PLACES=233, PETRI_TRANSITIONS=1011} [2021-03-25 09:45:37,494 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 202 predicate places. [2021-03-25 09:45:37,494 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:37,494 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 233 places, 1011 transitions, 21478 flow [2021-03-25 09:45:37,494 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 233 places, 1011 transitions, 21478 flow [2021-03-25 09:45:37,502 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 233 places, 1011 transitions, 21478 flow [2021-03-25 09:45:38,055 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][651], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 675#true, Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:38,055 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:38,055 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:38,055 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:38,055 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:38,182 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][651], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 675#true, Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:38,182 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:38,182 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:38,182 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:38,182 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:38,249 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][335], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), 5#L80true, Black: 1111#(<= i1 (+ i2 1)), 9#L62true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), 157#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 675#true, Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 1460#true, Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, 1343#(<= (+ i2 1) i1), Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 76#(<= (+ i2 1) i1), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 1320#(<= i2 i1), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 54#(<= i2 i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:38,250 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:45:38,250 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:38,250 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:45:38,250 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:45:38,307 INFO L129 PetriNetUnfolder]: 2722/4487 cut-off events. [2021-03-25 09:45:38,307 INFO L130 PetriNetUnfolder]: For 131544/131945 co-relation queries the response was YES. [2021-03-25 09:45:38,342 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48554 conditions, 4487 events. 2722/4487 cut-off events. For 131544/131945 co-relation queries the response was YES. Maximal size of possible extension queue 401. Compared 29375 event pairs, 167 based on Foata normal form. 23/4489 useless extension candidates. Maximal degree in co-relation 47926. Up to 1977 conditions per place. [2021-03-25 09:45:38,394 INFO L142 LiptonReduction]: Number of co-enabled transitions 5398 [2021-03-25 09:45:38,519 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:38,519 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:38,519 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1025 [2021-03-25 09:45:38,519 INFO L480 AbstractCegarLoop]: Abstraction has has 233 places, 1011 transitions, 21478 flow [2021-03-25 09:45:38,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:45:38,519 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:38,519 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:38,721 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-25 09:45:38,721 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:38,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:38,722 INFO L82 PathProgramCache]: Analyzing trace with hash -539468493, now seen corresponding path program 4 times [2021-03-25 09:45:38,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:38,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37961395] [2021-03-25 09:45:38,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:38,755 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:38,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:38,758 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-25 09:45:38,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,763 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:38,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:38,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,780 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:38,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:38,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37961395] [2021-03-25 09:45:38,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014593013] [2021-03-25 09:45:38,790 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:38,808 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:45:38,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:38,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 09:45:38,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:38,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:38,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:38,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:38,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:38,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:38,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,850 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:45:38,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:38,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:38,851 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:45:38,855 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:38,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:12 [2021-03-25 09:45:38,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,864 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-03-25 09:45:38,865 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 09:45:38,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:38,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:38,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:38,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:38,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:38,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:38,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:38,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-25 09:45:38,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015991293] [2021-03-25 09:45:38,928 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:45:38,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:38,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:45:38,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:45:38,928 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 77 [2021-03-25 09:45:38,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 233 places, 1011 transitions, 21478 flow. Second operand has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:38,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:38,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 77 [2021-03-25 09:45:38,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:39,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:39,706 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:39,706 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:39,706 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:39,706 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:39,918 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][48], [Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 122#(<= (+ i1 1) i2), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 109#(<= i1 i2), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, 157#true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 675#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 275#(= s2 s1), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1095#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 1319#(<= i2 (+ i1 1)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21))]) [2021-03-25 09:45:39,919 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:39,919 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:39,919 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:39,919 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:40,096 INFO L129 PetriNetUnfolder]: 2782/4499 cut-off events. [2021-03-25 09:45:40,096 INFO L130 PetriNetUnfolder]: For 132598/133693 co-relation queries the response was YES. [2021-03-25 09:45:40,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53094 conditions, 4499 events. 2782/4499 cut-off events. For 132598/133693 co-relation queries the response was YES. Maximal size of possible extension queue 383. Compared 28213 event pairs, 217 based on Foata normal form. 52/4527 useless extension candidates. Maximal degree in co-relation 52478. Up to 3585 conditions per place. [2021-03-25 09:45:40,158 INFO L132 encePairwiseOnDemand]: 50/77 looper letters, 790 selfloop transitions, 238 changer transitions 0/1040 dead transitions. [2021-03-25 09:45:40,158 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 1040 transitions, 24554 flow [2021-03-25 09:45:40,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:45:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:45:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 262 transitions. [2021-03-25 09:45:40,159 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37806637806637805 [2021-03-25 09:45:40,159 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 262 transitions. [2021-03-25 09:45:40,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 262 transitions. [2021-03-25 09:45:40,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:40,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 262 transitions. [2021-03-25 09:45:40,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 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 09:45:40,160 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 77.0) internal successors, (770), 10 states have internal predecessors, (770), 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 09:45:40,160 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 77.0) internal successors, (770), 10 states have internal predecessors, (770), 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 09:45:40,160 INFO L185 Difference]: Start difference. First operand has 233 places, 1011 transitions, 21478 flow. Second operand 9 states and 262 transitions. [2021-03-25 09:45:40,160 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 1040 transitions, 24554 flow [2021-03-25 09:45:40,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 1040 transitions, 23719 flow, removed 350 selfloop flow, removed 3 redundant places. [2021-03-25 09:45:40,655 INFO L241 Difference]: Finished difference. Result has 240 places, 1040 transitions, 22232 flow [2021-03-25 09:45:40,656 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=20643, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1011, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=211, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=775, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=22232, PETRI_PLACES=240, PETRI_TRANSITIONS=1040} [2021-03-25 09:45:40,656 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 209 predicate places. [2021-03-25 09:45:40,656 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:40,656 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 240 places, 1040 transitions, 22232 flow [2021-03-25 09:45:40,656 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 240 places, 1040 transitions, 22232 flow [2021-03-25 09:45:40,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 240 places, 1040 transitions, 22232 flow [2021-03-25 09:45:41,171 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][685], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:41,171 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:41,171 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:41,171 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:41,171 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:41,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][685], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:41,254 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:41,254 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:41,254 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:41,255 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:41,327 INFO L129 PetriNetUnfolder]: 2754/4530 cut-off events. [2021-03-25 09:45:41,327 INFO L130 PetriNetUnfolder]: For 137281/137583 co-relation queries the response was YES. [2021-03-25 09:45:41,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49716 conditions, 4530 events. 2754/4530 cut-off events. For 137281/137583 co-relation queries the response was YES. Maximal size of possible extension queue 417. Compared 29606 event pairs, 149 based on Foata normal form. 22/4533 useless extension candidates. Maximal degree in co-relation 49101. Up to 1975 conditions per place. [2021-03-25 09:45:41,403 INFO L142 LiptonReduction]: Number of co-enabled transitions 5542 [2021-03-25 09:45:41,804 INFO L154 LiptonReduction]: Checked pairs total: 24 [2021-03-25 09:45:41,804 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 09:45:41,804 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1148 [2021-03-25 09:45:41,805 INFO L480 AbstractCegarLoop]: Abstraction has has 240 places, 1040 transitions, 22300 flow [2021-03-25 09:45:41,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:41,805 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:41,805 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:42,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-25 09:45:42,012 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:42,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:42,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1836724113, now seen corresponding path program 1 times [2021-03-25 09:45:42,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:42,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299936219] [2021-03-25 09:45:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:42,043 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:42,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:42,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:42,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:42,057 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:42,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:42,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299936219] [2021-03-25 09:45:42,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886337707] [2021-03-25 09:45:42,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:42,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:45:42,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:42,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:42,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:42,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:42,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:45:42,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:42,112 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-03-25 09:45:42,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:42,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:42,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:42,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:42,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:42,116 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 17 treesize of output 9 [2021-03-25 09:45:42,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:42,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:42,117 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:45:42,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:42,120 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:42,120 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:9 [2021-03-25 09:45:42,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:42,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:42,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,127 INFO L147 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size 7 [2021-03-25 09:45:42,127 INFO L142 QuantifierPusher]: treesize reduction 4, result has 66.7 percent of original size [2021-03-25 09:45:42,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:42,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:42,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:42,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-25 09:45:42,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569639888] [2021-03-25 09:45:42,144 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:45:42,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:42,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:45:42,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:45:42,145 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 81 [2021-03-25 09:45:42,145 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 240 places, 1040 transitions, 22300 flow. Second operand has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:42,145 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:42,145 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 81 [2021-03-25 09:45:42,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:43,107 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:43,107 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:43,107 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:43,107 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:43,107 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:43,302 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][45], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:43,303 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:43,303 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:43,303 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:43,303 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:43,497 INFO L129 PetriNetUnfolder]: 2930/4712 cut-off events. [2021-03-25 09:45:43,497 INFO L130 PetriNetUnfolder]: For 149153/151433 co-relation queries the response was YES. [2021-03-25 09:45:43,664 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57018 conditions, 4712 events. 2930/4712 cut-off events. For 149153/151433 co-relation queries the response was YES. Maximal size of possible extension queue 407. Compared 29610 event pairs, 215 based on Foata normal form. 162/4850 useless extension candidates. Maximal degree in co-relation 56390. Up to 3711 conditions per place. [2021-03-25 09:45:43,705 INFO L132 encePairwiseOnDemand]: 53/81 looper letters, 845 selfloop transitions, 248 changer transitions 0/1105 dead transitions. [2021-03-25 09:45:43,705 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 1105 transitions, 26689 flow [2021-03-25 09:45:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 09:45:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 09:45:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 326 transitions. [2021-03-25 09:45:43,706 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.33539094650205764 [2021-03-25 09:45:43,706 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 326 transitions. [2021-03-25 09:45:43,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 326 transitions. [2021-03-25 09:45:43,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:43,706 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 326 transitions. [2021-03-25 09:45:43,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 27.166666666666668) internal successors, (326), 12 states have internal predecessors, (326), 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 09:45:43,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 81.0) internal successors, (1053), 13 states have internal predecessors, (1053), 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 09:45:43,707 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 81.0) internal successors, (1053), 13 states have internal predecessors, (1053), 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 09:45:43,708 INFO L185 Difference]: Start difference. First operand has 240 places, 1040 transitions, 22300 flow. Second operand 12 states and 326 transitions. [2021-03-25 09:45:43,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 1105 transitions, 26689 flow [2021-03-25 09:45:44,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 1105 transitions, 25634 flow, removed 402 selfloop flow, removed 5 redundant places. [2021-03-25 09:45:44,163 INFO L241 Difference]: Finished difference. Result has 249 places, 1067 transitions, 22811 flow [2021-03-25 09:45:44,164 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=81, PETRI_DIFFERENCE_MINUEND_FLOW=21249, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=225, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=800, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=22811, PETRI_PLACES=249, PETRI_TRANSITIONS=1067} [2021-03-25 09:45:44,164 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 218 predicate places. [2021-03-25 09:45:44,164 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:44,164 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 249 places, 1067 transitions, 22811 flow [2021-03-25 09:45:44,164 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 249 places, 1067 transitions, 22811 flow [2021-03-25 09:45:44,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 249 places, 1067 transitions, 22811 flow [2021-03-25 09:45:44,757 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][684], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:44,757 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:44,757 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:44,757 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:44,757 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:44,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][684], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:44,869 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:44,869 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:44,869 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:44,869 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:44,972 INFO L129 PetriNetUnfolder]: 2900/4720 cut-off events. [2021-03-25 09:45:44,972 INFO L130 PetriNetUnfolder]: For 156343/157377 co-relation queries the response was YES. [2021-03-25 09:45:45,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54028 conditions, 4720 events. 2900/4720 cut-off events. For 156343/157377 co-relation queries the response was YES. Maximal size of possible extension queue 424. Compared 30555 event pairs, 145 based on Foata normal form. 27/4720 useless extension candidates. Maximal degree in co-relation 53411. Up to 2076 conditions per place. [2021-03-25 09:45:45,055 INFO L142 LiptonReduction]: Number of co-enabled transitions 5718 [2021-03-25 09:45:45,194 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:45,194 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:45,194 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1030 [2021-03-25 09:45:45,195 INFO L480 AbstractCegarLoop]: Abstraction has has 249 places, 1067 transitions, 22811 flow [2021-03-25 09:45:45,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 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 09:45:45,195 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:45,195 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:45,409 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,26 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:45,409 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:45,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:45,410 INFO L82 PathProgramCache]: Analyzing trace with hash 174730684, now seen corresponding path program 1 times [2021-03-25 09:45:45,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:45,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137824641] [2021-03-25 09:45:45,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:45,416 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:45,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:45,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:45,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137824641] [2021-03-25 09:45:45,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999436577] [2021-03-25 09:45:45,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:45,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:45:45,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:45,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:45,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:45,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:45,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:45,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:45,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:45,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:45,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:45,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:45,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:45,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:45,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 09:45:45,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:45,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 09:45:45,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819439662] [2021-03-25 09:45:45,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 09:45:45,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:45,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 09:45:45,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:45:45,505 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 81 [2021-03-25 09:45:45,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 1067 transitions, 22811 flow. Second operand has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 7 states have internal predecessors, (150), 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 09:45:45,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:45,506 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 81 [2021-03-25 09:45:45,506 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:46,317 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][46], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:46,317 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:46,317 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:46,317 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:46,318 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:46,479 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][46], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 29#L23true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:46,479 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:46,479 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:46,479 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:46,479 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:46,699 INFO L129 PetriNetUnfolder]: 3137/5031 cut-off events. [2021-03-25 09:45:46,699 INFO L130 PetriNetUnfolder]: For 180451/182507 co-relation queries the response was YES. [2021-03-25 09:45:46,737 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62058 conditions, 5031 events. 3137/5031 cut-off events. For 180451/182507 co-relation queries the response was YES. Maximal size of possible extension queue 407. Compared 31591 event pairs, 210 based on Foata normal form. 130/5136 useless extension candidates. Maximal degree in co-relation 61407. Up to 2281 conditions per place. [2021-03-25 09:45:46,774 INFO L132 encePairwiseOnDemand]: 40/81 looper letters, 685 selfloop transitions, 328 changer transitions 0/1187 dead transitions. [2021-03-25 09:45:46,775 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 1187 transitions, 26535 flow [2021-03-25 09:45:46,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:45:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:45:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 244 transitions. [2021-03-25 09:45:46,775 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43033509700176364 [2021-03-25 09:45:46,775 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 244 transitions. [2021-03-25 09:45:46,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 244 transitions. [2021-03-25 09:45:46,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:46,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 244 transitions. [2021-03-25 09:45:46,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 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 09:45:46,776 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 81.0) internal successors, (648), 8 states have internal predecessors, (648), 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 09:45:46,776 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 81.0) internal successors, (648), 8 states have internal predecessors, (648), 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 09:45:46,776 INFO L185 Difference]: Start difference. First operand has 249 places, 1067 transitions, 22811 flow. Second operand 7 states and 244 transitions. [2021-03-25 09:45:46,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 1187 transitions, 26535 flow [2021-03-25 09:45:47,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 1187 transitions, 26348 flow, removed 61 selfloop flow, removed 7 redundant places. [2021-03-25 09:45:47,577 INFO L241 Difference]: Finished difference. Result has 252 places, 1104 transitions, 24658 flow [2021-03-25 09:45:47,577 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=81, PETRI_DIFFERENCE_MINUEND_FLOW=22600, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1066, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=290, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=738, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=24658, PETRI_PLACES=252, PETRI_TRANSITIONS=1104} [2021-03-25 09:45:47,577 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 221 predicate places. [2021-03-25 09:45:47,578 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:47,578 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 252 places, 1104 transitions, 24658 flow [2021-03-25 09:45:47,578 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 252 places, 1104 transitions, 24658 flow [2021-03-25 09:45:47,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 252 places, 1104 transitions, 24658 flow [2021-03-25 09:45:48,012 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][618], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:48,012 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:48,012 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:48,012 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:48,012 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:48,151 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][618], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:48,152 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:48,152 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:48,152 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:48,152 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:48,344 INFO L129 PetriNetUnfolder]: 3124/5094 cut-off events. [2021-03-25 09:45:48,344 INFO L130 PetriNetUnfolder]: For 181753/182590 co-relation queries the response was YES. [2021-03-25 09:45:48,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60281 conditions, 5094 events. 3124/5094 cut-off events. For 181753/182590 co-relation queries the response was YES. Maximal size of possible extension queue 437. Compared 33206 event pairs, 231 based on Foata normal form. 29/5097 useless extension candidates. Maximal degree in co-relation 59609. Up to 2280 conditions per place. [2021-03-25 09:45:48,442 INFO L142 LiptonReduction]: Number of co-enabled transitions 5926 [2021-03-25 09:45:48,597 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:48,598 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:48,598 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1020 [2021-03-25 09:45:48,598 INFO L480 AbstractCegarLoop]: Abstraction has has 252 places, 1104 transitions, 24658 flow [2021-03-25 09:45:48,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 7 states have internal predecessors, (150), 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 09:45:48,598 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:48,598 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:48,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:48,812 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:48,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:48,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1474359842, now seen corresponding path program 1 times [2021-03-25 09:45:48,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:48,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118765159] [2021-03-25 09:45:48,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:48,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:48,824 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-03-25 09:45:48,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:48,828 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-03-25 09:45:48,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 09:45:48,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:45:48,834 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 09:45:48,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118765159] [2021-03-25 09:45:48,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118877244] [2021-03-25 09:45:48,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:48,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:45:48,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:48,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:48,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:48,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:45:48,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:48,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:48,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:48,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:45:48,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:48,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:48,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:48,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:48,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:48,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:48,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:48,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:48,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:45:48,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:48,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:48,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:45:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 09:45:48,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:48,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 7 [2021-03-25 09:45:48,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930488363] [2021-03-25 09:45:48,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:45:48,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:48,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:45:48,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:45:48,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 81 [2021-03-25 09:45:48,982 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 1104 transitions, 24658 flow. Second operand has 9 states, 9 states have (on average 23.11111111111111) internal successors, (208), 9 states have internal predecessors, (208), 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 09:45:48,982 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:48,982 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 81 [2021-03-25 09:45:48,982 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:49,728 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][52], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:49,728 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:49,728 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:49,728 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:49,728 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:49,899 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][52], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1124#(<= (+ i1 1) i2), Black: 1111#(<= i1 (+ i2 1)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:49,899 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:49,899 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:49,899 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:49,899 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:50,183 INFO L129 PetriNetUnfolder]: 3338/5354 cut-off events. [2021-03-25 09:45:50,183 INFO L130 PetriNetUnfolder]: For 212433/214484 co-relation queries the response was YES. [2021-03-25 09:45:50,226 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67161 conditions, 5354 events. 3338/5354 cut-off events. For 212433/214484 co-relation queries the response was YES. Maximal size of possible extension queue 422. Compared 33960 event pairs, 271 based on Foata normal form. 94/5423 useless extension candidates. Maximal degree in co-relation 66460. Up to 2484 conditions per place. [2021-03-25 09:45:50,265 INFO L132 encePairwiseOnDemand]: 47/81 looper letters, 523 selfloop transitions, 287 changer transitions 0/1141 dead transitions. [2021-03-25 09:45:50,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 258 places, 1141 transitions, 27009 flow [2021-03-25 09:45:50,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:45:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:45:50,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 245 transitions. [2021-03-25 09:45:50,266 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43209876543209874 [2021-03-25 09:45:50,266 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 245 transitions. [2021-03-25 09:45:50,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 245 transitions. [2021-03-25 09:45:50,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:50,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 245 transitions. [2021-03-25 09:45:50,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 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 09:45:50,267 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 81.0) internal successors, (648), 8 states have internal predecessors, (648), 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 09:45:50,267 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 81.0) internal successors, (648), 8 states have internal predecessors, (648), 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 09:45:50,267 INFO L185 Difference]: Start difference. First operand has 252 places, 1104 transitions, 24658 flow. Second operand 7 states and 245 transitions. [2021-03-25 09:45:50,267 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 258 places, 1141 transitions, 27009 flow [2021-03-25 09:45:51,095 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 256 places, 1141 transitions, 26557 flow, removed 81 selfloop flow, removed 2 redundant places. [2021-03-25 09:45:51,113 INFO L241 Difference]: Finished difference. Result has 259 places, 1139 transitions, 26010 flow [2021-03-25 09:45:51,114 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=81, PETRI_DIFFERENCE_MINUEND_FLOW=24178, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=251, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=817, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26010, PETRI_PLACES=259, PETRI_TRANSITIONS=1139} [2021-03-25 09:45:51,114 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 228 predicate places. [2021-03-25 09:45:51,114 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:51,114 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 259 places, 1139 transitions, 26010 flow [2021-03-25 09:45:51,115 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 259 places, 1139 transitions, 26010 flow [2021-03-25 09:45:51,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 259 places, 1139 transitions, 26010 flow [2021-03-25 09:45:51,740 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][287], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:51,740 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:51,740 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:51,740 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:51,740 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:51,884 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][287], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 29#L23true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:51,884 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:51,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:51,884 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:51,884 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:52,138 INFO L129 PetriNetUnfolder]: 3349/5463 cut-off events. [2021-03-25 09:45:52,139 INFO L130 PetriNetUnfolder]: For 198779/199719 co-relation queries the response was YES. [2021-03-25 09:45:52,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66042 conditions, 5463 events. 3349/5463 cut-off events. For 198779/199719 co-relation queries the response was YES. Maximal size of possible extension queue 448. Compared 35884 event pairs, 278 based on Foata normal form. 22/5460 useless extension candidates. Maximal degree in co-relation 65319. Up to 2484 conditions per place. [2021-03-25 09:45:52,267 INFO L142 LiptonReduction]: Number of co-enabled transitions 6160 [2021-03-25 09:45:52,427 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:45:52,427 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:45:52,427 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1313 [2021-03-25 09:45:52,427 INFO L480 AbstractCegarLoop]: Abstraction has has 259 places, 1139 transitions, 26010 flow [2021-03-25 09:45:52,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 23.11111111111111) internal successors, (208), 9 states have internal predecessors, (208), 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 09:45:52,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:52,428 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:52,632 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-03-25 09:45:52,632 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:52,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:52,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1971034339, now seen corresponding path program 5 times [2021-03-25 09:45:52,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:52,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879635929] [2021-03-25 09:45:52,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:52,644 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:45:52,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:52,656 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:45:52,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:52,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:52,676 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-03-25 09:45:52,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:52,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879635929] [2021-03-25 09:45:52,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153647088] [2021-03-25 09:45:52,685 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:52,706 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-25 09:45:52,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:45:52,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:45:52,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:52,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:52,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:52,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:52,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:52,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:45:52,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:45:52,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:52,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:52,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:52,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:52,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:52,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:45:52,741 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 7 [2021-03-25 09:45:52,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:45:52,745 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:52,746 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:52,746 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:10 [2021-03-25 09:45:52,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:52,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:45:52,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,755 INFO L147 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size 12 [2021-03-25 09:45:52,755 INFO L142 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size [2021-03-25 09:45:52,756 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-25 09:45:52,756 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-03-25 09:45:52,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:45:52,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:52,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:45:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:45:52,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:52,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-25 09:45:52,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265447380] [2021-03-25 09:45:52,786 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:45:52,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:52,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:45:52,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:45:52,787 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 81 [2021-03-25 09:45:52,787 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 1139 transitions, 26010 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:52,787 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:52,787 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 81 [2021-03-25 09:45:52,787 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:54,159 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1104#(<= i1 i2), 900#true, 1668#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:54,160 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:54,160 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:54,160 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:54,160 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:54,397 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][47], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, Black: 1104#(<= i1 i2), 1668#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:54,397 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:54,397 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:54,397 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:54,397 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:54,907 INFO L129 PetriNetUnfolder]: 3619/5755 cut-off events. [2021-03-25 09:45:54,907 INFO L130 PetriNetUnfolder]: For 223688/224813 co-relation queries the response was YES. [2021-03-25 09:45:54,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76533 conditions, 5755 events. 3619/5755 cut-off events. For 223688/224813 co-relation queries the response was YES. Maximal size of possible extension queue 454. Compared 36403 event pairs, 275 based on Foata normal form. 95/5826 useless extension candidates. Maximal degree in co-relation 75809. Up to 4472 conditions per place. [2021-03-25 09:45:54,997 INFO L132 encePairwiseOnDemand]: 52/81 looper letters, 902 selfloop transitions, 365 changer transitions 0/1279 dead transitions. [2021-03-25 09:45:54,997 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 1279 transitions, 33451 flow [2021-03-25 09:45:54,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:45:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:45:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 448 transitions. [2021-03-25 09:45:54,998 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3253449527959332 [2021-03-25 09:45:54,998 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 448 transitions. [2021-03-25 09:45:54,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 448 transitions. [2021-03-25 09:45:54,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:45:54,999 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 448 transitions. [2021-03-25 09:45:54,999 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 26.352941176470587) internal successors, (448), 17 states have internal predecessors, (448), 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 09:45:55,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 81.0) internal successors, (1458), 18 states have internal predecessors, (1458), 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 09:45:55,000 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 81.0) internal successors, (1458), 18 states have internal predecessors, (1458), 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 09:45:55,000 INFO L185 Difference]: Start difference. First operand has 259 places, 1139 transitions, 26010 flow. Second operand 17 states and 448 transitions. [2021-03-25 09:45:55,000 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 1279 transitions, 33451 flow [2021-03-25 09:45:55,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 1279 transitions, 32991 flow, removed 230 selfloop flow, removed 0 redundant places. [2021-03-25 09:45:55,943 INFO L241 Difference]: Finished difference. Result has 281 places, 1249 transitions, 30551 flow [2021-03-25 09:45:55,943 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=81, PETRI_DIFFERENCE_MINUEND_FLOW=25676, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=277, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=837, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=30551, PETRI_PLACES=281, PETRI_TRANSITIONS=1249} [2021-03-25 09:45:55,943 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 250 predicate places. [2021-03-25 09:45:55,944 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:45:55,944 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 281 places, 1249 transitions, 30551 flow [2021-03-25 09:45:55,944 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 281 places, 1249 transitions, 30551 flow [2021-03-25 09:45:55,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 281 places, 1249 transitions, 30551 flow [2021-03-25 09:45:56,511 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][325], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:56,511 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:45:56,511 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:56,511 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:45:56,511 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:45:56,686 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][325], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 900#true, 1668#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:45:56,687 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:45:56,687 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:56,687 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:45:56,687 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:45:56,950 INFO L129 PetriNetUnfolder]: 3591/5809 cut-off events. [2021-03-25 09:45:56,950 INFO L130 PetriNetUnfolder]: For 233744/234949 co-relation queries the response was YES. [2021-03-25 09:45:57,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 74155 conditions, 5809 events. 3591/5809 cut-off events. For 233744/234949 co-relation queries the response was YES. Maximal size of possible extension queue 472. Compared 37953 event pairs, 277 based on Foata normal form. 20/5806 useless extension candidates. Maximal degree in co-relation 73418. Up to 2702 conditions per place. [2021-03-25 09:45:57,244 INFO L142 LiptonReduction]: Number of co-enabled transitions 6640 [2021-03-25 09:45:57,679 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:45:57,679 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:45:57,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1735 [2021-03-25 09:45:57,679 INFO L480 AbstractCegarLoop]: Abstraction has has 281 places, 1249 transitions, 30570 flow [2021-03-25 09:45:57,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:45:57,679 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:45:57,679 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:45:57,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:57,893 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:45:57,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:45:57,894 INFO L82 PathProgramCache]: Analyzing trace with hash -777096825, now seen corresponding path program 1 times [2021-03-25 09:45:57,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:45:57,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871874620] [2021-03-25 09:45:57,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:45:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:57,918 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-25 09:45:57,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:57,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:57,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:45:57,932 INFO L142 QuantifierPusher]: treesize reduction 30, result has 51.6 percent of original size [2021-03-25 09:45:57,935 INFO L147 QuantifierPusher]: treesize reduction 9, result has 71.9 percent of original size 23 [2021-03-25 09:45:57,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:57,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:57,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:57,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:45:57,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:57,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:57,982 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:45:57,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:57,993 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 09:45:57,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871874620] [2021-03-25 09:45:57,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235739997] [2021-03-25 09:45:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:45:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:45:58,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-25 09:45:58,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:45:58,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:45:58,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,022 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size 24 [2021-03-25 09:45:58,023 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-25 09:45:58,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:45:58,023 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:45:58,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:45:58,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,036 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-03-25 09:45:58,037 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-03-25 09:45:58,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:58,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:58,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:45:58,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,048 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-03-25 09:45:58,048 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-25 09:45:58,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:58,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:58,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:45:58,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,059 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-03-25 09:45:58,060 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 09:45:58,061 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-03-25 09:45:58,061 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-03-25 09:45:58,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:58,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:45:58,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:58,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:58,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:58,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:58,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:58,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:45:58,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:45:58,085 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 36 [2021-03-25 09:45:58,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,086 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size 29 [2021-03-25 09:45:58,087 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:45:58,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:45:58,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:45:58,096 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:45:58,097 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:45:58,097 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:29 [2021-03-25 09:45:58,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:45:58,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:45:58,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,117 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:45:58,118 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:45:58,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:58,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:45:58,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:45:58,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,120 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:45:58,121 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:45:58,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,124 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size 38 [2021-03-25 09:45:58,125 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size 47 [2021-03-25 09:45:58,125 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-25 09:45:58,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:45:58,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:45:58,184 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 09:45:58,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:45:58,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-03-25 09:45:58,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125682075] [2021-03-25 09:45:58,184 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 09:45:58,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:45:58,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 09:45:58,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-03-25 09:45:58,185 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 82 [2021-03-25 09:45:58,185 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 281 places, 1249 transitions, 30570 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:45:58,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:45:58,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 82 [2021-03-25 09:45:58,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:45:58,594 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2021-03-25 09:46:00,640 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][74], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, 900#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:00,640 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:00,640 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:00,640 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:00,640 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:00,967 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][74], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, 900#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 122#(<= (+ i1 1) i2), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:00,967 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:46:00,967 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:46:00,967 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:00,967 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:01,420 INFO L129 PetriNetUnfolder]: 4238/6738 cut-off events. [2021-03-25 09:46:01,420 INFO L130 PetriNetUnfolder]: For 284993/287017 co-relation queries the response was YES. [2021-03-25 09:46:01,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 94891 conditions, 6738 events. 4238/6738 cut-off events. For 284993/287017 co-relation queries the response was YES. Maximal size of possible extension queue 543. Compared 43653 event pairs, 284 based on Foata normal form. 170/6876 useless extension candidates. Maximal degree in co-relation 94105. Up to 5253 conditions per place. [2021-03-25 09:46:01,671 INFO L132 encePairwiseOnDemand]: 53/82 looper letters, 1111 selfloop transitions, 450 changer transitions 0/1573 dead transitions. [2021-03-25 09:46:01,671 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 1573 transitions, 44793 flow [2021-03-25 09:46:01,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-25 09:46:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-25 09:46:01,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 760 transitions. [2021-03-25 09:46:01,672 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3089430894308943 [2021-03-25 09:46:01,672 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 760 transitions. [2021-03-25 09:46:01,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 760 transitions. [2021-03-25 09:46:01,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:01,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 760 transitions. [2021-03-25 09:46:01,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 25.333333333333332) internal successors, (760), 30 states have internal predecessors, (760), 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 09:46:01,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 82.0) internal successors, (2542), 31 states have internal predecessors, (2542), 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 09:46:01,675 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 82.0) internal successors, (2542), 31 states have internal predecessors, (2542), 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 09:46:01,675 INFO L185 Difference]: Start difference. First operand has 281 places, 1249 transitions, 30570 flow. Second operand 30 states and 760 transitions. [2021-03-25 09:46:01,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 1573 transitions, 44793 flow [2021-03-25 09:46:02,917 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 1573 transitions, 43283 flow, removed 633 selfloop flow, removed 9 redundant places. [2021-03-25 09:46:02,946 INFO L241 Difference]: Finished difference. Result has 309 places, 1562 transitions, 41466 flow [2021-03-25 09:46:02,946 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=29180, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=206, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1014, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=41466, PETRI_PLACES=309, PETRI_TRANSITIONS=1562} [2021-03-25 09:46:02,947 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 278 predicate places. [2021-03-25 09:46:02,947 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:02,947 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 309 places, 1562 transitions, 41466 flow [2021-03-25 09:46:02,947 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 309 places, 1562 transitions, 41466 flow [2021-03-25 09:46:02,961 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 309 places, 1562 transitions, 41466 flow [2021-03-25 09:46:03,847 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][27], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:03,847 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:03,847 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:03,847 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:03,847 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:04,095 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][27], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:04,096 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:46:04,096 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:04,096 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:46:04,096 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:04,441 INFO L129 PetriNetUnfolder]: 4211/6748 cut-off events. [2021-03-25 09:46:04,442 INFO L130 PetriNetUnfolder]: For 290504/291553 co-relation queries the response was YES. [2021-03-25 09:46:04,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90120 conditions, 6748 events. 4211/6748 cut-off events. For 290504/291553 co-relation queries the response was YES. Maximal size of possible extension queue 550. Compared 44503 event pairs, 240 based on Foata normal form. 28/6739 useless extension candidates. Maximal degree in co-relation 89296. Up to 3216 conditions per place. [2021-03-25 09:46:04,862 INFO L142 LiptonReduction]: Number of co-enabled transitions 8724 [2021-03-25 09:46:05,811 INFO L154 LiptonReduction]: Checked pairs total: 36 [2021-03-25 09:46:05,811 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-25 09:46:05,811 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2864 [2021-03-25 09:46:05,812 INFO L480 AbstractCegarLoop]: Abstraction has has 309 places, 1562 transitions, 41669 flow [2021-03-25 09:46:05,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:46:05,812 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:05,812 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:06,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-03-25 09:46:06,026 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:06,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:06,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1411344661, now seen corresponding path program 1 times [2021-03-25 09:46:06,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:06,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061978907] [2021-03-25 09:46:06,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:06,045 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-25 09:46:06,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:06,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,056 INFO L147 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size 23 [2021-03-25 09:46:06,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,076 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:46:06,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:06,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:06,099 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:46:06,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:06,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061978907] [2021-03-25 09:46:06,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365994340] [2021-03-25 09:46:06,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:06,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-25 09:46:06,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:06,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:06,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,143 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-03-25 09:46:06,144 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-03-25 09:46:06,144 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-25 09:46:06,144 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-25 09:46:06,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:06,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-03-25 09:46:06,158 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-03-25 09:46:06,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:06,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:06,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:06,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:06,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:06,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:06,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:06,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:06,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:06,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:06,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:06,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:06,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:06,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:06,191 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2021-03-25 09:46:06,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:06,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:06,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:46:06,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:06,202 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:46:06,202 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:28 [2021-03-25 09:46:06,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:06,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:06,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,219 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-03-25 09:46:06,219 INFO L142 QuantifierPusher]: treesize reduction 6, result has 85.4 percent of original size [2021-03-25 09:46:06,220 INFO L147 QuantifierPusher]: treesize reduction 11, result has 72.5 percent of original size 29 [2021-03-25 09:46:06,220 INFO L142 QuantifierPusher]: treesize reduction 11, result has 72.5 percent of original size [2021-03-25 09:46:06,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:46:06,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:46:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,239 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:46:06,240 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:46:06,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:06,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:46:06,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,243 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:46:06,243 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:06,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:46:06,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:06,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:06,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:06,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-03-25 09:46:06,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135095103] [2021-03-25 09:46:06,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 09:46:06,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:06,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 09:46:06,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2021-03-25 09:46:06,302 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 90 [2021-03-25 09:46:06,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 1562 transitions, 41669 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:46:06,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:06,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 90 [2021-03-25 09:46:06,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:07,132 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 22 [2021-03-25 09:46:08,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][61], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:08,297 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:08,297 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:08,297 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:08,297 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:08,965 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][61], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 880#(and (= i1 1) (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:08,965 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:08,965 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:08,965 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:08,965 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:10,022 INFO L129 PetriNetUnfolder]: 4322/6875 cut-off events. [2021-03-25 09:46:10,022 INFO L130 PetriNetUnfolder]: For 299051/302175 co-relation queries the response was YES. [2021-03-25 09:46:10,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98273 conditions, 6875 events. 4322/6875 cut-off events. For 299051/302175 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 44388 event pairs, 255 based on Foata normal form. 167/7007 useless extension candidates. Maximal degree in co-relation 97417. Up to 5592 conditions per place. [2021-03-25 09:46:10,139 INFO L132 encePairwiseOnDemand]: 59/90 looper letters, 1408 selfloop transitions, 235 changer transitions 0/1655 dead transitions. [2021-03-25 09:46:10,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 1655 transitions, 48605 flow [2021-03-25 09:46:10,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 09:46:10,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 09:46:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 549 transitions. [2021-03-25 09:46:10,140 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2904761904761905 [2021-03-25 09:46:10,140 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 549 transitions. [2021-03-25 09:46:10,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 549 transitions. [2021-03-25 09:46:10,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:10,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 549 transitions. [2021-03-25 09:46:10,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 26.142857142857142) internal successors, (549), 21 states have internal predecessors, (549), 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 09:46:10,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 90.0) internal successors, (1980), 22 states have internal predecessors, (1980), 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 09:46:10,142 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 90.0) internal successors, (1980), 22 states have internal predecessors, (1980), 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 09:46:10,142 INFO L185 Difference]: Start difference. First operand has 309 places, 1562 transitions, 41669 flow. Second operand 21 states and 549 transitions. [2021-03-25 09:46:10,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 1655 transitions, 48605 flow [2021-03-25 09:46:11,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 1655 transitions, 42991 flow, removed 2767 selfloop flow, removed 7 redundant places. [2021-03-25 09:46:11,945 INFO L241 Difference]: Finished difference. Result has 327 places, 1651 transitions, 40315 flow [2021-03-25 09:46:11,946 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=36847, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1562, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1344, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=40315, PETRI_PLACES=327, PETRI_TRANSITIONS=1651} [2021-03-25 09:46:11,946 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 296 predicate places. [2021-03-25 09:46:11,946 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:11,946 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 327 places, 1651 transitions, 40315 flow [2021-03-25 09:46:11,946 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 327 places, 1651 transitions, 40315 flow [2021-03-25 09:46:11,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 327 places, 1651 transitions, 40315 flow [2021-03-25 09:46:12,533 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1325], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:12,533 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:12,533 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:12,533 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:12,533 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:12,991 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1325], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:12,991 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:12,992 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:12,992 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:12,992 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:13,490 INFO L129 PetriNetUnfolder]: 4300/6876 cut-off events. [2021-03-25 09:46:13,490 INFO L130 PetriNetUnfolder]: For 280883/281938 co-relation queries the response was YES. [2021-03-25 09:46:13,549 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88367 conditions, 6876 events. 4300/6876 cut-off events. For 280883/281938 co-relation queries the response was YES. Maximal size of possible extension queue 545. Compared 45253 event pairs, 251 based on Foata normal form. 24/6865 useless extension candidates. Maximal degree in co-relation 87515. Up to 3219 conditions per place. [2021-03-25 09:46:13,635 INFO L142 LiptonReduction]: Number of co-enabled transitions 9134 [2021-03-25 09:46:14,458 INFO L154 LiptonReduction]: Checked pairs total: 13 [2021-03-25 09:46:14,459 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:46:14,459 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2513 [2021-03-25 09:46:14,459 INFO L480 AbstractCegarLoop]: Abstraction has has 327 places, 1651 transitions, 40335 flow [2021-03-25 09:46:14,459 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:46:14,459 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:14,459 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:14,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:14,673 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:14,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:14,674 INFO L82 PathProgramCache]: Analyzing trace with hash 517591036, now seen corresponding path program 1 times [2021-03-25 09:46:14,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:14,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221853658] [2021-03-25 09:46:14,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:14,686 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-25 09:46:14,840 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-03-25 09:46:14,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:14,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,876 INFO L147 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size 23 [2021-03-25 09:46:14,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:14,896 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:46:14,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:14,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:14,918 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:46:14,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:14,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221853658] [2021-03-25 09:46:14,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123684825] [2021-03-25 09:46:14,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:14,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-25 09:46:14,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:14,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:14,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:46:14,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,962 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-03-25 09:46:14,962 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-25 09:46:14,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,977 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-03-25 09:46:14,977 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.7 percent of original size [2021-03-25 09:46:14,977 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-03-25 09:46:14,978 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-25 09:46:14,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:14,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:14,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:14,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:14,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:14,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:15,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:15,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:15,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:15,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:15,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:15,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:15,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:15,014 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2021-03-25 09:46:15,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:15,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:15,016 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:46:15,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:15,025 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:46:15,025 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:28 [2021-03-25 09:46:15,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:15,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:15,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:15,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,044 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size 29 [2021-03-25 09:46:15,044 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:46:15,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:46:15,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:46:15,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,064 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:46:15,064 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:46:15,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:15,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:46:15,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,066 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:46:15,067 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:46:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:15,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:46:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:15,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:15,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-03-25 09:46:15,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479286640] [2021-03-25 09:46:15,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 09:46:15,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:15,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 09:46:15,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-03-25 09:46:15,122 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 93 [2021-03-25 09:46:15,122 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 1651 transitions, 40335 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:46:15,122 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:15,122 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 93 [2021-03-25 09:46:15,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:16,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][61], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:16,785 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:17,333 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][61], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:17,333 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:17,333 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:17,333 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:17,333 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:18,350 INFO L129 PetriNetUnfolder]: 4352/6939 cut-off events. [2021-03-25 09:46:18,350 INFO L130 PetriNetUnfolder]: For 286690/289193 co-relation queries the response was YES. [2021-03-25 09:46:18,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 94899 conditions, 6939 events. 4352/6939 cut-off events. For 286690/289193 co-relation queries the response was YES. Maximal size of possible extension queue 550. Compared 45104 event pairs, 214 based on Foata normal form. 157/7064 useless extension candidates. Maximal degree in co-relation 94020. Up to 5645 conditions per place. [2021-03-25 09:46:18,472 INFO L132 encePairwiseOnDemand]: 63/93 looper letters, 1487 selfloop transitions, 186 changer transitions 0/1685 dead transitions. [2021-03-25 09:46:18,472 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 1685 transitions, 44952 flow [2021-03-25 09:46:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:46:18,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:46:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 461 transitions. [2021-03-25 09:46:18,473 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2915876027830487 [2021-03-25 09:46:18,473 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 461 transitions. [2021-03-25 09:46:18,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 461 transitions. [2021-03-25 09:46:18,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:18,473 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 461 transitions. [2021-03-25 09:46:18,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 27.11764705882353) internal successors, (461), 17 states have internal predecessors, (461), 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 09:46:18,474 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 93.0) internal successors, (1674), 18 states have internal predecessors, (1674), 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 09:46:18,474 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 93.0) internal successors, (1674), 18 states have internal predecessors, (1674), 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 09:46:18,475 INFO L185 Difference]: Start difference. First operand has 327 places, 1651 transitions, 40335 flow. Second operand 17 states and 461 transitions. [2021-03-25 09:46:18,475 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 1685 transitions, 44952 flow [2021-03-25 09:46:20,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 333 places, 1685 transitions, 43702 flow, removed 562 selfloop flow, removed 10 redundant places. [2021-03-25 09:46:20,107 INFO L241 Difference]: Finished difference. Result has 338 places, 1684 transitions, 40884 flow [2021-03-25 09:46:20,108 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=39131, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1651, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=159, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1476, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=40884, PETRI_PLACES=338, PETRI_TRANSITIONS=1684} [2021-03-25 09:46:20,108 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 307 predicate places. [2021-03-25 09:46:20,108 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:20,109 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 338 places, 1684 transitions, 40884 flow [2021-03-25 09:46:20,109 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 338 places, 1684 transitions, 40884 flow [2021-03-25 09:46:20,123 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 338 places, 1684 transitions, 40884 flow [2021-03-25 09:46:20,766 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1362], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:20,766 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:20,766 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:20,766 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:20,766 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:21,065 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1362], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:21,065 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:21,065 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:21,065 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:21,065 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:21,590 INFO L129 PetriNetUnfolder]: 4315/6880 cut-off events. [2021-03-25 09:46:21,590 INFO L130 PetriNetUnfolder]: For 292488/293202 co-relation queries the response was YES. [2021-03-25 09:46:21,656 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89399 conditions, 6880 events. 4315/6880 cut-off events. For 292488/293202 co-relation queries the response was YES. Maximal size of possible extension queue 556. Compared 45143 event pairs, 205 based on Foata normal form. 24/6862 useless extension candidates. Maximal degree in co-relation 88730. Up to 3211 conditions per place. [2021-03-25 09:46:21,888 INFO L142 LiptonReduction]: Number of co-enabled transitions 9300 [2021-03-25 09:46:22,768 INFO L154 LiptonReduction]: Checked pairs total: 14 [2021-03-25 09:46:22,768 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:46:22,768 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2660 [2021-03-25 09:46:22,768 INFO L480 AbstractCegarLoop]: Abstraction has has 338 places, 1684 transitions, 40922 flow [2021-03-25 09:46:22,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 09:46:22,769 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:22,769 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:22,982 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-03-25 09:46:22,983 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:22,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:22,983 INFO L82 PathProgramCache]: Analyzing trace with hash -2142790948, now seen corresponding path program 1 times [2021-03-25 09:46:22,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:22,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301377173] [2021-03-25 09:46:22,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:22,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:22,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:23,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:46:23,008 INFO L142 QuantifierPusher]: treesize reduction 41, result has 42.3 percent of original size [2021-03-25 09:46:23,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:23,024 INFO L142 QuantifierPusher]: treesize reduction 13, result has 65.8 percent of original size [2021-03-25 09:46:23,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:23,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:23,055 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:46:23,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:23,065 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 09:46:23,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301377173] [2021-03-25 09:46:23,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820136474] [2021-03-25 09:46:23,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:23,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:46:23,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:23,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:23,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,115 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size 27 [2021-03-25 09:46:23,115 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-03-25 09:46:23,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:23,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:46:23,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:23,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:46:23,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:23,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:23,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:46:23,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:46:23,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:46:23,139 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 31 [2021-03-25 09:46:23,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:23,141 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:46:23,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:23,149 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:46:23,149 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2021-03-25 09:46:23,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:23,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:46:23,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,165 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-03-25 09:46:23,166 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-25 09:46:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:46:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:46:23,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:23,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:23,216 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 09:46:23,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:23,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:46:23,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535804311] [2021-03-25 09:46:23,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:46:23,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:23,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:46:23,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:46:23,217 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 96 [2021-03-25 09:46:23,217 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 1684 transitions, 40922 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:46:23,217 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:23,217 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 96 [2021-03-25 09:46:23,217 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:25,148 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][95], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:25,149 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:25,149 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:25,149 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:25,149 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:25,202 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][69], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 2337#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:25,202 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:25,203 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:25,203 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:25,203 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:25,825 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][95], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:25,826 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:25,826 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:25,826 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:25,826 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:26,981 INFO L129 PetriNetUnfolder]: 4689/7448 cut-off events. [2021-03-25 09:46:26,981 INFO L130 PetriNetUnfolder]: For 330647/336908 co-relation queries the response was YES. [2021-03-25 09:46:27,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104195 conditions, 7448 events. 4689/7448 cut-off events. For 330647/336908 co-relation queries the response was YES. Maximal size of possible extension queue 572. Compared 48730 event pairs, 197 based on Foata normal form. 402/7814 useless extension candidates. Maximal degree in co-relation 103555. Up to 5959 conditions per place. [2021-03-25 09:46:27,111 INFO L132 encePairwiseOnDemand]: 58/96 looper letters, 1385 selfloop transitions, 507 changer transitions 0/1904 dead transitions. [2021-03-25 09:46:27,111 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 1904 transitions, 51966 flow [2021-03-25 09:46:27,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-25 09:46:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-03-25 09:46:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 637 transitions. [2021-03-25 09:46:27,112 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2764756944444444 [2021-03-25 09:46:27,112 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 637 transitions. [2021-03-25 09:46:27,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 637 transitions. [2021-03-25 09:46:27,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:27,112 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 637 transitions. [2021-03-25 09:46:27,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 26.541666666666668) internal successors, (637), 24 states have internal predecessors, (637), 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 09:46:27,114 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 96.0) internal successors, (2400), 25 states have internal predecessors, (2400), 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 09:46:27,114 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 96.0) internal successors, (2400), 25 states have internal predecessors, (2400), 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 09:46:27,114 INFO L185 Difference]: Start difference. First operand has 338 places, 1684 transitions, 40922 flow. Second operand 24 states and 637 transitions. [2021-03-25 09:46:27,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 1904 transitions, 51966 flow [2021-03-25 09:46:28,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 1904 transitions, 50789 flow, removed 513 selfloop flow, removed 9 redundant places. [2021-03-25 09:46:29,020 INFO L241 Difference]: Finished difference. Result has 361 places, 1901 transitions, 48399 flow [2021-03-25 09:46:29,021 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=39800, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1684, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=338, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=48399, PETRI_PLACES=361, PETRI_TRANSITIONS=1901} [2021-03-25 09:46:29,021 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 330 predicate places. [2021-03-25 09:46:29,021 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:29,022 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 361 places, 1901 transitions, 48399 flow [2021-03-25 09:46:29,022 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 361 places, 1901 transitions, 48399 flow [2021-03-25 09:46:29,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 361 places, 1901 transitions, 48399 flow [2021-03-25 09:46:29,773 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][942], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:29,773 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:29,773 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:29,773 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:29,774 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:30,058 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][692], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 2337#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:30,058 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:30,059 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:30,059 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:30,059 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:30,353 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][942], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:30,353 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:30,353 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:30,353 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:30,353 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:30,974 INFO L129 PetriNetUnfolder]: 4666/7485 cut-off events. [2021-03-25 09:46:30,974 INFO L130 PetriNetUnfolder]: For 350005/353445 co-relation queries the response was YES. [2021-03-25 09:46:31,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100289 conditions, 7485 events. 4666/7485 cut-off events. For 350005/353445 co-relation queries the response was YES. Maximal size of possible extension queue 600. Compared 49971 event pairs, 182 based on Foata normal form. 32/7475 useless extension candidates. Maximal degree in co-relation 99354. Up to 3442 conditions per place. [2021-03-25 09:46:31,376 INFO L142 LiptonReduction]: Number of co-enabled transitions 10498 [2021-03-25 09:46:33,333 INFO L154 LiptonReduction]: Checked pairs total: 19 [2021-03-25 09:46:33,333 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 09:46:33,333 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4312 [2021-03-25 09:46:33,333 INFO L480 AbstractCegarLoop]: Abstraction has has 361 places, 1901 transitions, 48528 flow [2021-03-25 09:46:33,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:46:33,334 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:33,334 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:33,547 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-03-25 09:46:33,548 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:33,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:33,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1123455656, now seen corresponding path program 1 times [2021-03-25 09:46:33,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:33,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984803693] [2021-03-25 09:46:33,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:33,607 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:46:33,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:46:33,623 INFO L142 QuantifierPusher]: treesize reduction 32, result has 66.7 percent of original size [2021-03-25 09:46:33,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 09:46:33,647 INFO L142 QuantifierPusher]: treesize reduction 23, result has 46.5 percent of original size [2021-03-25 09:46:33,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:46:33,656 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-25 09:46:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:33,666 INFO L142 QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size [2021-03-25 09:46:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:46:33,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:33,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984803693] [2021-03-25 09:46:33,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348316014] [2021-03-25 09:46:33,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:33,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:46:33,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:33,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:33,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,703 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:46:33,703 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-25 09:46:33,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,718 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size 27 [2021-03-25 09:46:33,718 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-03-25 09:46:33,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:33,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:33,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:46:33,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:46:33,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:33,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:46:33,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:33,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:33,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:46:33,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:46:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:46:33,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:46:33,741 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 31 [2021-03-25 09:46:33,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:46:33,743 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:46:33,750 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:33,751 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:46:33,751 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2021-03-25 09:46:33,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:33,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:46:33,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:46:33,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,766 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:46:33,766 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size [2021-03-25 09:46:33,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,782 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:46:33,783 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:46:33,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:33,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:46:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:33,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:33,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:46:33,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532699515] [2021-03-25 09:46:33,818 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:46:33,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:33,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:46:33,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:46:33,819 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 101 [2021-03-25 09:46:33,819 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 1901 transitions, 48528 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:46:33,819 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:33,819 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 101 [2021-03-25 09:46:33,819 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:35,227 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][81], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:35,228 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:46:35,228 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:35,229 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:35,229 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:36,046 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][81], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:36,046 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:36,046 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:36,046 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:36,046 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:37,947 INFO L129 PetriNetUnfolder]: 4719/7471 cut-off events. [2021-03-25 09:46:37,947 INFO L130 PetriNetUnfolder]: For 350262/365798 co-relation queries the response was YES. [2021-03-25 09:46:38,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107447 conditions, 7471 events. 4719/7471 cut-off events. For 350262/365798 co-relation queries the response was YES. Maximal size of possible extension queue 576. Compared 48339 event pairs, 196 based on Foata normal form. 371/7804 useless extension candidates. Maximal degree in co-relation 106803. Up to 6167 conditions per place. [2021-03-25 09:46:38,085 INFO L132 encePairwiseOnDemand]: 67/101 looper letters, 1739 selfloop transitions, 209 changer transitions 0/1960 dead transitions. [2021-03-25 09:46:38,086 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 1960 transitions, 54496 flow [2021-03-25 09:46:38,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-25 09:46:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-25 09:46:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 533 transitions. [2021-03-25 09:46:38,087 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2638613861386139 [2021-03-25 09:46:38,087 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 533 transitions. [2021-03-25 09:46:38,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 533 transitions. [2021-03-25 09:46:38,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:38,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 533 transitions. [2021-03-25 09:46:38,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 26.65) internal successors, (533), 20 states have internal predecessors, (533), 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 09:46:38,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 101.0) internal successors, (2121), 21 states have internal predecessors, (2121), 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 09:46:38,089 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 101.0) internal successors, (2121), 21 states have internal predecessors, (2121), 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 09:46:38,089 INFO L185 Difference]: Start difference. First operand has 361 places, 1901 transitions, 48528 flow. Second operand 20 states and 533 transitions. [2021-03-25 09:46:38,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 1960 transitions, 54496 flow [2021-03-25 09:46:40,361 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 1960 transitions, 49738 flow, removed 2254 selfloop flow, removed 5 redundant places. [2021-03-25 09:46:40,396 INFO L241 Difference]: Finished difference. Result has 382 places, 1957 transitions, 46449 flow [2021-03-25 09:46:40,397 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=101, PETRI_DIFFERENCE_MINUEND_FLOW=44102, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1901, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=163, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1707, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=46449, PETRI_PLACES=382, PETRI_TRANSITIONS=1957} [2021-03-25 09:46:40,397 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 351 predicate places. [2021-03-25 09:46:40,397 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:40,397 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 382 places, 1957 transitions, 46449 flow [2021-03-25 09:46:40,398 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 382 places, 1957 transitions, 46449 flow [2021-03-25 09:46:40,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 382 places, 1957 transitions, 46449 flow [2021-03-25 09:46:40,903 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1535], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:40,903 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:46:40,903 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:40,903 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:40,904 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:41,249 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1535], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:41,250 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:41,250 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:41,250 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:41,250 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:42,359 INFO L129 PetriNetUnfolder]: 4687/7537 cut-off events. [2021-03-25 09:46:42,359 INFO L130 PetriNetUnfolder]: For 333062/335066 co-relation queries the response was YES. [2021-03-25 09:46:42,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96743 conditions, 7537 events. 4687/7537 cut-off events. For 333062/335066 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 50495 event pairs, 167 based on Foata normal form. 19/7519 useless extension candidates. Maximal degree in co-relation 96243. Up to 3239 conditions per place. [2021-03-25 09:46:42,518 INFO L142 LiptonReduction]: Number of co-enabled transitions 10914 [2021-03-25 09:46:43,715 INFO L154 LiptonReduction]: Checked pairs total: 20 [2021-03-25 09:46:43,715 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 09:46:43,715 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3318 [2021-03-25 09:46:43,715 INFO L480 AbstractCegarLoop]: Abstraction has has 382 places, 1957 transitions, 46539 flow [2021-03-25 09:46:43,716 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:46:43,716 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:43,716 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:43,929 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:43,929 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:43,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:43,930 INFO L82 PathProgramCache]: Analyzing trace with hash 934605860, now seen corresponding path program 1 times [2021-03-25 09:46:43,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:43,930 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145622281] [2021-03-25 09:46:43,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:43,946 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:46:43,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:43,951 INFO L142 QuantifierPusher]: treesize reduction 28, result has 64.6 percent of original size [2021-03-25 09:46:43,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:46:43,968 INFO L142 QuantifierPusher]: treesize reduction 32, result has 31.9 percent of original size [2021-03-25 09:46:43,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:43,976 INFO L142 QuantifierPusher]: treesize reduction 17, result has 48.5 percent of original size [2021-03-25 09:46:43,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:46:43,985 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-03-25 09:46:43,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:43,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:43,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145622281] [2021-03-25 09:46:43,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548153324] [2021-03-25 09:46:43,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:44,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:46:44,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:44,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:46:44,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,019 INFO L147 QuantifierPusher]: treesize reduction 5, result has 85.7 percent of original size 30 [2021-03-25 09:46:44,020 INFO L142 QuantifierPusher]: treesize reduction 5, result has 85.7 percent of original size [2021-03-25 09:46:44,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:46:44,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,033 INFO L147 QuantifierPusher]: treesize reduction 6, result has 86.7 percent of original size 39 [2021-03-25 09:46:44,034 INFO L142 QuantifierPusher]: treesize reduction 6, result has 87.0 percent of original size [2021-03-25 09:46:44,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:44,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:46:44,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:46:44,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:44,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:46:44,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:46:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:46:44,047 INFO L354 Elim1Store]: treesize reduction 44, result has 13.7 percent of original size [2021-03-25 09:46:44,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 26 [2021-03-25 09:46:44,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,051 INFO L147 QuantifierPusher]: treesize reduction 6, result has 70.0 percent of original size 14 [2021-03-25 09:46:44,052 INFO L142 QuantifierPusher]: treesize reduction 6, result has 70.0 percent of original size [2021-03-25 09:46:44,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,052 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:46:44,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:46:44,057 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:46:44,057 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:17 [2021-03-25 09:46:44,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:46:44,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:46:44,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,067 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-03-25 09:46:44,068 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 09:46:44,068 INFO L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-03-25 09:46:44,068 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-25 09:46:44,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:46:44,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,083 INFO L147 QuantifierPusher]: treesize reduction -1, result has 107.7 percent of original size 14 [2021-03-25 09:46:44,084 INFO L142 QuantifierPusher]: treesize reduction -1, result has 107.7 percent of original size [2021-03-25 09:46:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:44,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:46:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:46:44,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:44,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 09:46:44,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331913569] [2021-03-25 09:46:44,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:46:44,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:44,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:46:44,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:46:44,106 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 106 [2021-03-25 09:46:44,106 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 1957 transitions, 46539 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:46:44,106 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:44,106 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 106 [2021-03-25 09:46:44,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:45,199 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][81], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:45,199 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:46:45,199 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:45,199 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:45,199 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:45,816 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][81], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:45,817 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:45,817 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:45,817 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:45,817 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:47,762 INFO L129 PetriNetUnfolder]: 4764/7587 cut-off events. [2021-03-25 09:46:47,762 INFO L130 PetriNetUnfolder]: For 332449/349231 co-relation queries the response was YES. [2021-03-25 09:46:47,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104288 conditions, 7587 events. 4764/7587 cut-off events. For 332449/349231 co-relation queries the response was YES. Maximal size of possible extension queue 593. Compared 49869 event pairs, 230 based on Foata normal form. 308/7852 useless extension candidates. Maximal degree in co-relation 103839. Up to 6241 conditions per place. [2021-03-25 09:46:47,902 INFO L132 encePairwiseOnDemand]: 73/106 looper letters, 1848 selfloop transitions, 136 changer transitions 0/1996 dead transitions. [2021-03-25 09:46:47,902 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 389 places, 1996 transitions, 51682 flow [2021-03-25 09:46:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:46:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:46:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 262 transitions. [2021-03-25 09:46:47,903 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3089622641509434 [2021-03-25 09:46:47,903 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 262 transitions. [2021-03-25 09:46:47,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 262 transitions. [2021-03-25 09:46:47,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:47,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 262 transitions. [2021-03-25 09:46:47,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 32.75) internal successors, (262), 8 states have internal predecessors, (262), 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 09:46:47,904 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 106.0) internal successors, (954), 9 states have internal predecessors, (954), 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 09:46:47,904 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 106.0) internal successors, (954), 9 states have internal predecessors, (954), 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 09:46:47,904 INFO L185 Difference]: Start difference. First operand has 382 places, 1957 transitions, 46539 flow. Second operand 8 states and 262 transitions. [2021-03-25 09:46:47,905 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 389 places, 1996 transitions, 51682 flow [2021-03-25 09:46:50,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 1996 transitions, 50754 flow, removed 426 selfloop flow, removed 7 redundant places. [2021-03-25 09:46:50,049 INFO L241 Difference]: Finished difference. Result has 385 places, 1987 transitions, 47055 flow [2021-03-25 09:46:50,050 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=106, PETRI_DIFFERENCE_MINUEND_FLOW=45621, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1957, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=107, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1822, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=47055, PETRI_PLACES=385, PETRI_TRANSITIONS=1987} [2021-03-25 09:46:50,050 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 354 predicate places. [2021-03-25 09:46:50,051 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:46:50,051 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 385 places, 1987 transitions, 47055 flow [2021-03-25 09:46:50,051 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 385 places, 1987 transitions, 47055 flow [2021-03-25 09:46:50,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 385 places, 1987 transitions, 47055 flow [2021-03-25 09:46:50,512 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1559], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 2332#true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:50,512 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:46:50,512 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:50,512 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:50,512 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:51,004 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1559], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:51,004 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:51,004 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:51,004 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:51,004 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:46:51,866 INFO L129 PetriNetUnfolder]: 4738/7593 cut-off events. [2021-03-25 09:46:51,866 INFO L130 PetriNetUnfolder]: For 346926/357943 co-relation queries the response was YES. [2021-03-25 09:46:52,170 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98568 conditions, 7593 events. 4738/7593 cut-off events. For 346926/357943 co-relation queries the response was YES. Maximal size of possible extension queue 596. Compared 50668 event pairs, 178 based on Foata normal form. 51/7596 useless extension candidates. Maximal degree in co-relation 98179. Up to 3265 conditions per place. [2021-03-25 09:46:52,264 INFO L142 LiptonReduction]: Number of co-enabled transitions 11164 [2021-03-25 09:46:53,499 INFO L154 LiptonReduction]: Checked pairs total: 7 [2021-03-25 09:46:53,499 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:46:53,499 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3449 [2021-03-25 09:46:53,499 INFO L480 AbstractCegarLoop]: Abstraction has has 385 places, 1987 transitions, 47085 flow [2021-03-25 09:46:53,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:46:53,499 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:46:53,499 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:46:53,714 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-03-25 09:46:53,714 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:46:53,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:46:53,714 INFO L82 PathProgramCache]: Analyzing trace with hash -2080991379, now seen corresponding path program 1 times [2021-03-25 09:46:53,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:46:53,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018622520] [2021-03-25 09:46:53,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:46:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:53,720 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:46:53,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:53,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,726 INFO L142 QuantifierPusher]: treesize reduction 23, result has 20.7 percent of original size [2021-03-25 09:46:53,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 09:46:53,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 09:46:53,732 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 09:46:53,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018622520] [2021-03-25 09:46:53,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392541488] [2021-03-25 09:46:53,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:46:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:46:53,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:46:53,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:46:53,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:53,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:46:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:46:53,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:46:53,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:46:53,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:46:53,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:46:53,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:46:53,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:53,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:46:53,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:46:53,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:53,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:46:53,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:46:53,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:46:53,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:46:53,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:46:53,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:46:53,793 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 09:46:53,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:46:53,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-03-25 09:46:53,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853039763] [2021-03-25 09:46:53,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:46:53,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:46:53,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:46:53,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:46:53,794 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 108 [2021-03-25 09:46:53,794 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 385 places, 1987 transitions, 47085 flow. Second operand has 8 states, 8 states have (on average 21.5) internal successors, (172), 8 states have internal predecessors, (172), 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 09:46:53,794 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:46:53,794 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 108 [2021-03-25 09:46:53,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:46:55,097 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:55,097 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:46:55,097 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:55,097 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:55,097 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:55,954 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:55,954 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:46:55,954 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:55,954 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:55,954 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:56,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][144], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 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i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:56,866 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:46:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:46:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:46:57,445 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][144], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= 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i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:46:57,445 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:46:57,445 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:57,446 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:46:57,446 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:46:58,556 INFO L129 PetriNetUnfolder]: 6009/9581 cut-off events. [2021-03-25 09:46:58,557 INFO L130 PetriNetUnfolder]: For 485629/512993 co-relation queries the response was YES. [2021-03-25 09:46:58,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136040 conditions, 9581 events. 6009/9581 cut-off events. For 485629/512993 co-relation queries the response was YES. Maximal size of possible extension queue 734. Compared 65320 event pairs, 378 based on Foata normal form. 549/10080 useless extension candidates. Maximal degree in co-relation 135727. Up to 4524 conditions per place. [2021-03-25 09:46:58,744 INFO L132 encePairwiseOnDemand]: 50/108 looper letters, 1271 selfloop transitions, 845 changer transitions 0/2406 dead transitions. [2021-03-25 09:46:58,744 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 2406 transitions, 61168 flow [2021-03-25 09:46:58,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:46:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:46:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 395 transitions. [2021-03-25 09:46:58,745 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3324915824915825 [2021-03-25 09:46:58,745 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 395 transitions. [2021-03-25 09:46:58,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 395 transitions. [2021-03-25 09:46:58,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:46:58,745 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 395 transitions. [2021-03-25 09:46:58,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 35.90909090909091) internal successors, (395), 11 states have internal predecessors, (395), 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 09:46:58,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 108.0) internal successors, (1296), 12 states have internal predecessors, (1296), 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 09:46:58,746 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 108.0) internal successors, (1296), 12 states have internal predecessors, (1296), 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 09:46:58,746 INFO L185 Difference]: Start difference. First operand has 385 places, 1987 transitions, 47085 flow. Second operand 11 states and 395 transitions. [2021-03-25 09:46:58,746 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 395 places, 2406 transitions, 61168 flow [2021-03-25 09:47:01,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 2406 transitions, 60845 flow, removed 155 selfloop flow, removed 2 redundant places. [2021-03-25 09:47:01,589 INFO L241 Difference]: Finished difference. Result has 397 places, 2118 transitions, 53617 flow [2021-03-25 09:47:01,590 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=108, PETRI_DIFFERENCE_MINUEND_FLOW=46762, PETRI_DIFFERENCE_MINUEND_PLACES=383, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1987, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=733, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=53617, PETRI_PLACES=397, PETRI_TRANSITIONS=2118} [2021-03-25 09:47:01,590 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 366 predicate places. [2021-03-25 09:47:01,590 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:47:01,590 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 397 places, 2118 transitions, 53617 flow [2021-03-25 09:47:01,590 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 397 places, 2118 transitions, 53617 flow [2021-03-25 09:47:01,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 397 places, 2118 transitions, 53617 flow [2021-03-25 09:47:02,404 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1095], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x 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s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:02,404 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:02,404 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:02,404 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:02,404 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:02,941 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1095], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ 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2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or 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969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:02,941 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:02,941 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:02,941 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:02,941 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:03,264 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1009], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:03,264 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:03,264 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:03,264 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:03,264 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:03,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1009], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 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(and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:03,881 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:03,881 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:03,881 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:03,881 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:04,371 INFO L129 PetriNetUnfolder]: 5985/9578 cut-off events. [2021-03-25 09:47:04,371 INFO L130 PetriNetUnfolder]: For 484174/487854 co-relation queries the response was YES. [2021-03-25 09:47:04,483 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133463 conditions, 9578 events. 5985/9578 cut-off events. For 484174/487854 co-relation queries the response was YES. Maximal size of possible extension queue 720. Compared 66020 event pairs, 343 based on Foata normal form. 49/9569 useless extension candidates. Maximal degree in co-relation 132962. Up to 4521 conditions per place. [2021-03-25 09:47:04,619 INFO L142 LiptonReduction]: Number of co-enabled transitions 11902 [2021-03-25 09:47:06,246 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:47:06,246 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:47:06,246 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4656 [2021-03-25 09:47:06,246 INFO L480 AbstractCegarLoop]: Abstraction has has 397 places, 2118 transitions, 53657 flow [2021-03-25 09:47:06,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.5) internal successors, (172), 8 states have internal predecessors, (172), 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 09:47:06,247 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:47:06,247 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:47:06,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:06,461 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:47:06,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:47:06,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1428067957, now seen corresponding path program 1 times [2021-03-25 09:47:06,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:47:06,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575844913] [2021-03-25 09:47:06,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:47:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:06,473 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 09:47:06,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:47:06,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:06,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:06,491 INFO L142 QuantifierPusher]: treesize reduction 29, result has 39.6 percent of original size [2021-03-25 09:47:06,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:47:06,500 INFO L142 QuantifierPusher]: treesize reduction 18, result has 53.8 percent of original size [2021-03-25 09:47:06,501 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-03-25 09:47:06,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,529 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:47:06,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:47:06,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575844913] [2021-03-25 09:47:06,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290073045] [2021-03-25 09:47:06,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:06,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-25 09:47:06,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:47:06,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,576 INFO L147 QuantifierPusher]: treesize reduction 9, result has 74.3 percent of original size 26 [2021-03-25 09:47:06,576 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-03-25 09:47:06,576 INFO L147 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size 12 [2021-03-25 09:47:06,576 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-25 09:47:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:47:06,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:06,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:47:06,605 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-03-25 09:47:06,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:06,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:06,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:06,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:06,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:06,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:06,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:06,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:06,632 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2021-03-25 09:47:06,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:06,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:06,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:47:06,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:06,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:47:06,643 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:28 [2021-03-25 09:47:06,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:06,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:06,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:47:06,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,664 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size 29 [2021-03-25 09:47:06,665 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:47:06,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:47:06,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:47:06,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,687 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:47:06,687 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:47:06,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:06,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:06,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:47:06,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,689 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:47:06,689 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:06,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,692 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size 38 [2021-03-25 09:47:06,692 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size 47 [2021-03-25 09:47:06,693 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-25 09:47:06,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:06,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:47:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:47:06,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:47:06,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-03-25 09:47:06,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356024381] [2021-03-25 09:47:06,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 09:47:06,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:47:06,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 09:47:06,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-03-25 09:47:06,745 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 109 [2021-03-25 09:47:06,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 397 places, 2118 transitions, 53657 flow. Second operand has 16 states, 16 states have (on average 19.0) internal successors, (304), 16 states have internal predecessors, (304), 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 09:47:06,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:47:06,746 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 109 [2021-03-25 09:47:06,746 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:47:09,425 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:09,425 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:09,425 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:09,425 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:09,425 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:10,441 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:10,441 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:10,441 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:10,441 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:10,441 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:11,117 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][136], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= 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s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, 900#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:11,117 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:11,117 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:11,117 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:11,117 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:12,011 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][136], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2405#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 847#(and (= i1 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, 900#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:12,011 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:12,011 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:12,011 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:12,011 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:13,275 INFO L129 PetriNetUnfolder]: 6422/10198 cut-off events. [2021-03-25 09:47:13,275 INFO L130 PetriNetUnfolder]: For 552475/576186 co-relation queries the response was YES. [2021-03-25 09:47:13,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153321 conditions, 10198 events. 6422/10198 cut-off events. For 552475/576186 co-relation queries the response was YES. Maximal size of possible extension queue 753. Compared 69702 event pairs, 380 based on Foata normal form. 962/11102 useless extension candidates. Maximal degree in co-relation 152820. Up to 8132 conditions per place. [2021-03-25 09:47:13,522 INFO L132 encePairwiseOnDemand]: 61/109 looper letters, 1725 selfloop transitions, 662 changer transitions 0/2399 dead transitions. [2021-03-25 09:47:13,522 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 432 places, 2399 transitions, 68494 flow [2021-03-25 09:47:13,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-25 09:47:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-03-25 09:47:13,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 915 transitions. [2021-03-25 09:47:13,523 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23318042813455658 [2021-03-25 09:47:13,523 INFO L72 ComplementDD]: Start complementDD. Operand 36 states and 915 transitions. [2021-03-25 09:47:13,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 915 transitions. [2021-03-25 09:47:13,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:47:13,524 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 36 states and 915 transitions. [2021-03-25 09:47:13,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 37 states, 36 states have (on average 25.416666666666668) internal successors, (915), 36 states have internal predecessors, (915), 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 09:47:13,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 37 states, 37 states have (on average 109.0) internal successors, (4033), 37 states have internal predecessors, (4033), 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 09:47:13,527 INFO L81 ComplementDD]: Finished complementDD. Result has 37 states, 37 states have (on average 109.0) internal successors, (4033), 37 states have internal predecessors, (4033), 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 09:47:13,527 INFO L185 Difference]: Start difference. First operand has 397 places, 2118 transitions, 53657 flow. Second operand 36 states and 915 transitions. [2021-03-25 09:47:13,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 432 places, 2399 transitions, 68494 flow [2021-03-25 09:47:17,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 428 places, 2399 transitions, 67718 flow, removed 349 selfloop flow, removed 4 redundant places. [2021-03-25 09:47:17,229 INFO L241 Difference]: Finished difference. Result has 441 places, 2395 transitions, 65130 flow [2021-03-25 09:47:17,231 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=109, PETRI_DIFFERENCE_MINUEND_FLOW=53051, PETRI_DIFFERENCE_MINUEND_PLACES=393, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=443, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1588, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=65130, PETRI_PLACES=441, PETRI_TRANSITIONS=2395} [2021-03-25 09:47:17,231 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 410 predicate places. [2021-03-25 09:47:17,231 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:47:17,231 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 441 places, 2395 transitions, 65130 flow [2021-03-25 09:47:17,231 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 441 places, 2395 transitions, 65130 flow [2021-03-25 09:47:17,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 441 places, 2395 transitions, 65130 flow [2021-03-25 09:47:18,078 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][293], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:18,078 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:18,078 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:18,078 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:18,079 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:18,587 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][293], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:18,587 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:18,587 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:18,587 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:18,587 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:18,965 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1142], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, 900#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:18,966 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:18,966 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:18,966 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:18,966 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:19,635 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1142], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 2332#true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or 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(not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= 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(= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:19,636 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:19,636 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:19,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:19,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:20,403 INFO L129 PetriNetUnfolder]: 6401/10256 cut-off events. [2021-03-25 09:47:20,403 INFO L130 PetriNetUnfolder]: For 563743/568925 co-relation queries the response was YES. [2021-03-25 09:47:20,525 INFO L84 FinitePrefix]: Finished finitePrefix Result has 148877 conditions, 10256 events. 6401/10256 cut-off events. For 563743/568925 co-relation queries the response was YES. Maximal size of possible extension queue 769. Compared 71827 event pairs, 345 based on Foata normal form. 44/10238 useless extension candidates. Maximal degree in co-relation 148359. Up to 5024 conditions per place. [2021-03-25 09:47:20,883 INFO L142 LiptonReduction]: Number of co-enabled transitions 13378 [2021-03-25 09:47:22,569 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:47:22,570 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:47:22,570 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5339 [2021-03-25 09:47:22,570 INFO L480 AbstractCegarLoop]: Abstraction has has 441 places, 2395 transitions, 65212 flow [2021-03-25 09:47:22,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 19.0) internal successors, (304), 16 states have internal predecessors, (304), 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 09:47:22,570 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:47:22,570 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:47:22,783 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-03-25 09:47:22,784 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:47:22,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:47:22,784 INFO L82 PathProgramCache]: Analyzing trace with hash 26458522, now seen corresponding path program 1 times [2021-03-25 09:47:22,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:47:22,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429840356] [2021-03-25 09:47:22,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:47:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:22,797 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-25 09:47:22,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,802 INFO L142 QuantifierPusher]: treesize reduction 59, result has 42.7 percent of original size [2021-03-25 09:47:22,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:47:22,817 INFO L142 QuantifierPusher]: treesize reduction 15, result has 59.5 percent of original size [2021-03-25 09:47:22,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:22,826 INFO L142 QuantifierPusher]: treesize reduction 20, result has 62.3 percent of original size [2021-03-25 09:47:22,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:47:22,850 INFO L142 QuantifierPusher]: treesize reduction 20, result has 59.2 percent of original size [2021-03-25 09:47:22,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:47:22,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:22,887 INFO L142 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-03-25 09:47:22,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:47:22,898 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 09:47:22,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429840356] [2021-03-25 09:47:22,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675490208] [2021-03-25 09:47:22,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:22,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 28 conjunts are in the unsatisfiable core [2021-03-25 09:47:22,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:47:22,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:22,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:22,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,969 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-03-25 09:47:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:47:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:47:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:47:22,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:47:22,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:47:22,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:47:22,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:22,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:22,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:22,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:47:22,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:47:22,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:22,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:22,995 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:22,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 55 [2021-03-25 09:47:22,996 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-03-25 09:47:22,996 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size 41 [2021-03-25 09:47:22,997 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size [2021-03-25 09:47:22,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:47:22,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:47:23,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,017 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:47:23,017 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:23,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,018 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:47:23,019 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:23,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,020 INFO L147 QuantifierPusher]: treesize reduction 15, result has 77.6 percent of original size 52 [2021-03-25 09:47:23,021 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:47:23,021 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:23,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,022 INFO L147 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size 17 [2021-03-25 09:47:23,023 INFO L147 QuantifierPusher]: treesize reduction 21, result has 78.1 percent of original size 75 [2021-03-25 09:47:23,023 INFO L147 QuantifierPusher]: treesize reduction 32, result has 74.0 percent of original size 91 [2021-03-25 09:47:23,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:47:23,023 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:123 [2021-03-25 09:47:23,024 INFO L142 QuantifierPusher]: treesize reduction 32, result has 74.0 percent of original size [2021-03-25 09:47:23,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 09:47:23,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 09:47:23,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,081 INFO L147 QuantifierPusher]: treesize reduction 6, result has 92.2 percent of original size 71 [2021-03-25 09:47:23,082 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-03-25 09:47:23,082 INFO L147 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size 44 [2021-03-25 09:47:23,083 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size [2021-03-25 09:47:23,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:47:23,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:47:23,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,112 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size 48 [2021-03-25 09:47:23,113 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-03-25 09:47:23,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:23,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:47:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 09:47:23,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,115 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-03-25 09:47:23,115 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:23,116 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.4 percent of original size [2021-03-25 09:47:23,117 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.7 percent of original size 66 [2021-03-25 09:47:23,117 INFO L147 QuantifierPusher]: treesize reduction 6, result has 92.1 percent of original size 70 [2021-03-25 09:47:23,118 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.1 percent of original size [2021-03-25 09:47:23,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 09:47:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:23,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:47:23,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:47:23,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:47:23,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:47:23,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:23,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:47:23,217 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 09:47:23,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:47:23,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-03-25 09:47:23,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527629391] [2021-03-25 09:47:23,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 09:47:23,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:47:23,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 09:47:23,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-03-25 09:47:23,218 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 112 [2021-03-25 09:47:23,219 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 441 places, 2395 transitions, 65212 flow. Second operand has 16 states, 16 states have (on average 19.0) internal successors, (304), 16 states have internal predecessors, (304), 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 09:47:23,219 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:47:23,219 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 112 [2021-03-25 09:47:23,219 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:47:25,544 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:25,544 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:25,544 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:25,544 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:25,544 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:26,766 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:26,766 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:26,766 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:26,766 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:26,766 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:28,058 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][136], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= 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s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), 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i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and 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(or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:28,058 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:28,058 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:28,058 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:28,058 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:28,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][136], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 2407#(and (or (= (* 2 s1) s2) (not (= i1 (+ i2 1)))) (or (= s2 s1) (not (= i2 i1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (= 2 i1) (or (not (= i2 i1)) (= t11 t22))), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2504#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:28,866 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:28,866 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:28,866 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:28,866 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:30,273 INFO L129 PetriNetUnfolder]: 6493/10326 cut-off events. [2021-03-25 09:47:30,273 INFO L130 PetriNetUnfolder]: For 581418/608188 co-relation queries the response was YES. [2021-03-25 09:47:30,392 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159736 conditions, 10326 events. 6493/10326 cut-off events. For 581418/608188 co-relation queries the response was YES. Maximal size of possible extension queue 772. Compared 70969 event pairs, 354 based on Foata normal form. 510/10777 useless extension candidates. Maximal degree in co-relation 159144. Up to 8469 conditions per place. [2021-03-25 09:47:30,492 INFO L132 encePairwiseOnDemand]: 67/112 looper letters, 2141 selfloop transitions, 310 changer transitions 0/2463 dead transitions. [2021-03-25 09:47:30,493 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 463 places, 2463 transitions, 73009 flow [2021-03-25 09:47:30,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 09:47:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 09:47:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 619 transitions. [2021-03-25 09:47:30,494 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2402950310559006 [2021-03-25 09:47:30,494 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 619 transitions. [2021-03-25 09:47:30,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 619 transitions. [2021-03-25 09:47:30,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:47:30,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 619 transitions. [2021-03-25 09:47:30,495 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 26.91304347826087) internal successors, (619), 23 states have internal predecessors, (619), 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 09:47:30,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 112.0) internal successors, (2688), 24 states have internal predecessors, (2688), 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 09:47:30,496 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 112.0) internal successors, (2688), 24 states have internal predecessors, (2688), 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 09:47:30,496 INFO L185 Difference]: Start difference. First operand has 441 places, 2395 transitions, 65212 flow. Second operand 23 states and 619 transitions. [2021-03-25 09:47:30,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 463 places, 2463 transitions, 73009 flow [2021-03-25 09:47:35,193 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 450 places, 2463 transitions, 69144 flow, removed 1873 selfloop flow, removed 13 redundant places. [2021-03-25 09:47:35,240 INFO L241 Difference]: Finished difference. Result has 456 places, 2461 transitions, 65014 flow [2021-03-25 09:47:35,241 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=112, PETRI_DIFFERENCE_MINUEND_FLOW=61347, PETRI_DIFFERENCE_MINUEND_PLACES=428, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2395, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=259, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=65014, PETRI_PLACES=456, PETRI_TRANSITIONS=2461} [2021-03-25 09:47:35,242 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 425 predicate places. [2021-03-25 09:47:35,242 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:47:35,242 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 456 places, 2461 transitions, 65014 flow [2021-03-25 09:47:35,242 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 456 places, 2461 transitions, 65014 flow [2021-03-25 09:47:35,264 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 456 places, 2461 transitions, 65014 flow [2021-03-25 09:47:36,180 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][308], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 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(select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= 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s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:36,180 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:36,180 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:36,180 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:36,180 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:36,802 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][308], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), 2600#(not (= i2 i1)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 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(= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) 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s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= 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i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:36,803 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:36,803 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:36,803 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:36,803 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:37,145 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1177], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 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2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 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1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:37,145 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:37,145 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:37,145 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:37,145 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:37,817 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1177], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= 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(select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:37,818 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:37,818 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:37,818 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:37,818 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:38,553 INFO L129 PetriNetUnfolder]: 6474/10377 cut-off events. [2021-03-25 09:47:38,553 INFO L130 PetriNetUnfolder]: For 571490/577686 co-relation queries the response was YES. [2021-03-25 09:47:38,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149231 conditions, 10377 events. 6474/10377 cut-off events. For 571490/577686 co-relation queries the response was YES. Maximal size of possible extension queue 793. Compared 72723 event pairs, 327 based on Foata normal form. 32/10342 useless extension candidates. Maximal degree in co-relation 148940. Up to 5106 conditions per place. [2021-03-25 09:47:38,827 INFO L142 LiptonReduction]: Number of co-enabled transitions 13798 [2021-03-25 09:47:41,002 INFO L154 LiptonReduction]: Checked pairs total: 17 [2021-03-25 09:47:41,002 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 09:47:41,002 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5760 [2021-03-25 09:47:41,003 INFO L480 AbstractCegarLoop]: Abstraction has has 456 places, 2461 transitions, 65120 flow [2021-03-25 09:47:41,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 19.0) internal successors, (304), 16 states have internal predecessors, (304), 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 09:47:41,003 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:47:41,003 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:47:41,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-03-25 09:47:41,204 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:47:41,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:47:41,205 INFO L82 PathProgramCache]: Analyzing trace with hash 2068902346, now seen corresponding path program 1 times [2021-03-25 09:47:41,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:47:41,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469965066] [2021-03-25 09:47:41,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:47:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:41,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:47:41,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,260 INFO L142 QuantifierPusher]: treesize reduction 79, result has 43.6 percent of original size [2021-03-25 09:47:41,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:47:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:47:41,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:41,297 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:47:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:41,305 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 09:47:41,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469965066] [2021-03-25 09:47:41,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113036267] [2021-03-25 09:47:41,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:41,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-25 09:47:41,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:47:41,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:41,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,340 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:47:41,341 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:47:41,341 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-25 09:47:41,341 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-25 09:47:41,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:41,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:47:41,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:47:41,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:47:41,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:47:41,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:41,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:41,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:41,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:47:41,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:41,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:41,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:41,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:41,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:47:41,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:47:41,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:41,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:41,402 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 38 [2021-03-25 09:47:41,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,409 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:47:41,409 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:47:41,410 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,410 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:47:41,410 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:47:41,411 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,412 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.5 percent of original size 43 [2021-03-25 09:47:41,412 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.5 percent of original size [2021-03-25 09:47:41,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:47:41,413 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:47:41,436 INFO L628 ElimStorePlain]: treesize reduction 33, result has 43.1 percent of original size [2021-03-25 09:47:41,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:41,437 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:47:41,437 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:36, output treesize:20 [2021-03-25 09:47:41,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:41,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:47:41,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,453 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-03-25 09:47:41,453 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-03-25 09:47:41,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:41,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:41,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:47:41,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:47:41,498 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 09:47:41,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:47:41,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:47:41,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847121563] [2021-03-25 09:47:41,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:47:41,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:47:41,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:47:41,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:47:41,499 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 118 [2021-03-25 09:47:41,499 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 456 places, 2461 transitions, 65120 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:47:41,499 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:47:41,499 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 118 [2021-03-25 09:47:41,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:47:44,011 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][90], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 890#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21) (or (not (= i2 i1)) (= t12 t21))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and 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(select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= 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Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:44,011 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:44,011 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:44,011 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:44,011 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:45,314 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][90], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 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2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 832#(and (= s2 s1) (= s1 0) (= i1 (+ s1 1)) (= (select x i1) t21)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 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(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:45,315 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:45,315 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:45,315 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:45,315 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:46,232 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][150], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 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1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:46,232 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:46,232 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:46,232 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:46,233 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:47,214 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][150], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= 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1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), 2025#true, Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:47,214 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:47,214 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:47,214 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:47,214 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:48,632 INFO L129 PetriNetUnfolder]: 6548/10431 cut-off events. [2021-03-25 09:47:48,632 INFO L130 PetriNetUnfolder]: For 588769/619421 co-relation queries the response was YES. [2021-03-25 09:47:48,750 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159705 conditions, 10431 events. 6548/10431 cut-off events. For 588769/619421 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 71980 event pairs, 348 based on Foata normal form. 549/10921 useless extension candidates. Maximal degree in co-relation 159405. Up to 8516 conditions per place. [2021-03-25 09:47:48,850 INFO L132 encePairwiseOnDemand]: 82/118 looper letters, 2166 selfloop transitions, 343 changer transitions 0/2521 dead transitions. [2021-03-25 09:47:48,850 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 472 places, 2521 transitions, 72881 flow [2021-03-25 09:47:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:47:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:47:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 480 transitions. [2021-03-25 09:47:48,851 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23928215353938184 [2021-03-25 09:47:48,851 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 480 transitions. [2021-03-25 09:47:48,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 480 transitions. [2021-03-25 09:47:48,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:47:48,852 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 480 transitions. [2021-03-25 09:47:48,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 28.235294117647058) internal successors, (480), 17 states have internal predecessors, (480), 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 09:47:48,853 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 118.0) internal successors, (2124), 18 states have internal predecessors, (2124), 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 09:47:48,853 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 118.0) internal successors, (2124), 18 states have internal predecessors, (2124), 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 09:47:48,853 INFO L185 Difference]: Start difference. First operand has 456 places, 2461 transitions, 65120 flow. Second operand 17 states and 480 transitions. [2021-03-25 09:47:48,853 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 472 places, 2521 transitions, 72881 flow [2021-03-25 09:47:52,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 462 places, 2521 transitions, 70416 flow, removed 1117 selfloop flow, removed 10 redundant places. [2021-03-25 09:47:52,977 INFO L241 Difference]: Finished difference. Result has 466 places, 2521 transitions, 66197 flow [2021-03-25 09:47:52,978 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=118, PETRI_DIFFERENCE_MINUEND_FLOW=62799, PETRI_DIFFERENCE_MINUEND_PLACES=446, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2461, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=299, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=66197, PETRI_PLACES=466, PETRI_TRANSITIONS=2521} [2021-03-25 09:47:52,979 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 435 predicate places. [2021-03-25 09:47:52,979 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:47:52,979 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 466 places, 2521 transitions, 66197 flow [2021-03-25 09:47:52,979 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 466 places, 2521 transitions, 66197 flow [2021-03-25 09:47:53,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 466 places, 2521 transitions, 66197 flow [2021-03-25 09:47:53,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][323], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) 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Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:53,824 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:47:53,824 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 09:47:53,824 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:53,824 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:54,474 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][323], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 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(= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:54,474 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:47:54,474 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:54,474 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:54,474 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:55,112 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1548], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 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(not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:55,112 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:47:55,112 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:55,112 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:47:55,112 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:47:55,565 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1548], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:47:55,565 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:47:55,565 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:47:55,565 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:55,565 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:47:56,687 INFO L129 PetriNetUnfolder]: 6514/10476 cut-off events. [2021-03-25 09:47:56,687 INFO L130 PetriNetUnfolder]: For 575227/578989 co-relation queries the response was YES. [2021-03-25 09:47:56,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151000 conditions, 10476 events. 6514/10476 cut-off events. For 575227/578989 co-relation queries the response was YES. Maximal size of possible extension queue 808. Compared 73991 event pairs, 360 based on Foata normal form. 26/10434 useless extension candidates. Maximal degree in co-relation 150706. Up to 5143 conditions per place. [2021-03-25 09:47:56,970 INFO L142 LiptonReduction]: Number of co-enabled transitions 14240 [2021-03-25 09:47:57,785 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:47:57,786 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:47:57,786 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4807 [2021-03-25 09:47:57,786 INFO L480 AbstractCegarLoop]: Abstraction has has 466 places, 2521 transitions, 66197 flow [2021-03-25 09:47:57,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:47:57,786 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:47:57,786 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:47:58,001 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:58,001 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:47:58,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:47:58,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1362439188, now seen corresponding path program 2 times [2021-03-25 09:47:58,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:47:58,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249826886] [2021-03-25 09:47:58,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:47:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:47:58,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:47:58,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:58,065 INFO L142 QuantifierPusher]: treesize reduction 79, result has 43.6 percent of original size [2021-03-25 09:47:58,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:47:58,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:47:58,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:47:58,107 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:47:58,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:47:58,116 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 09:47:58,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249826886] [2021-03-25 09:47:58,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815653520] [2021-03-25 09:47:58,116 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:47:58,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:47:58,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:47:58,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:47:58,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:47:58,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:47:58,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:58,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,151 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-03-25 09:47:58,151 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-25 09:47:58,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:47:58,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:47:58,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:47:58,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:58,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:58,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:47:58,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:47:58,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:47:58,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:47:58,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:47:58,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:47:58,196 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 30 [2021-03-25 09:47:58,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,196 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-25 09:47:58,197 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-25 09:47:58,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:47:58,197 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:47:58,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:58,206 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:47:58,206 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 09:47:58,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:58,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:58,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:47:58,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,244 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:47:58,245 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:47:58,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:47:58,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:47:58,279 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 09:47:58,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:47:58,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:47:58,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875336148] [2021-03-25 09:47:58,279 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:47:58,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:47:58,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:47:58,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:47:58,280 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 118 [2021-03-25 09:47:58,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 466 places, 2521 transitions, 66197 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:47:58,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:47:58,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 118 [2021-03-25 09:47:58,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:48:00,680 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 2332#true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:00,680 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:00,680 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:00,680 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:00,680 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:01,827 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][89], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:01,827 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:01,827 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:01,827 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:01,827 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:02,527 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][160], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 900#true, 1668#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:02,528 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:02,528 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:02,528 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:02,528 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:03,515 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][160], [Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1767#(= s2 s1), 10#L49true, Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:03,515 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:03,515 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:03,515 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:03,515 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:04,783 INFO L129 PetriNetUnfolder]: 6576/10517 cut-off events. [2021-03-25 09:48:04,783 INFO L130 PetriNetUnfolder]: For 600973/626050 co-relation queries the response was YES. [2021-03-25 09:48:04,905 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160500 conditions, 10517 events. 6576/10517 cut-off events. For 600973/626050 co-relation queries the response was YES. Maximal size of possible extension queue 795. Compared 73168 event pairs, 338 based on Foata normal form. 664/11122 useless extension candidates. Maximal degree in co-relation 159899. Up to 8546 conditions per place. [2021-03-25 09:48:05,008 INFO L132 encePairwiseOnDemand]: 74/118 looper letters, 2139 selfloop transitions, 418 changer transitions 0/2569 dead transitions. [2021-03-25 09:48:05,008 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 488 places, 2569 transitions, 72987 flow [2021-03-25 09:48:05,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 09:48:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 09:48:05,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 612 transitions. [2021-03-25 09:48:05,009 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22549742078113486 [2021-03-25 09:48:05,009 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 612 transitions. [2021-03-25 09:48:05,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 612 transitions. [2021-03-25 09:48:05,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:48:05,009 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 612 transitions. [2021-03-25 09:48:05,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 26.608695652173914) internal successors, (612), 23 states have internal predecessors, (612), 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 09:48:05,011 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 118.0) internal successors, (2832), 24 states have internal predecessors, (2832), 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 09:48:05,011 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 118.0) internal successors, (2832), 24 states have internal predecessors, (2832), 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 09:48:05,012 INFO L185 Difference]: Start difference. First operand has 466 places, 2521 transitions, 66197 flow. Second operand 23 states and 612 transitions. [2021-03-25 09:48:05,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 488 places, 2569 transitions, 72987 flow [2021-03-25 09:48:09,251 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 485 places, 2569 transitions, 70633 flow, removed 1067 selfloop flow, removed 3 redundant places. [2021-03-25 09:48:09,298 INFO L241 Difference]: Finished difference. Result has 492 places, 2569 transitions, 66592 flow [2021-03-25 09:48:09,299 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=118, PETRI_DIFFERENCE_MINUEND_FLOW=63843, PETRI_DIFFERENCE_MINUEND_PLACES=463, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2521, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=373, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=66592, PETRI_PLACES=492, PETRI_TRANSITIONS=2569} [2021-03-25 09:48:09,299 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 461 predicate places. [2021-03-25 09:48:09,299 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:48:09,299 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 492 places, 2569 transitions, 66592 flow [2021-03-25 09:48:09,299 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 492 places, 2569 transitions, 66592 flow [2021-03-25 09:48:09,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 492 places, 2569 transitions, 66592 flow [2021-03-25 09:48:10,290 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][506], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, 1222#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 2025#true, Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:10,290 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:10,290 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:10,290 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:10,290 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:10,961 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][506], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), 54#(<= i2 i1), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:10,961 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:10,961 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:10,961 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:10,961 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:11,143 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1570], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1807#(<= (+ i2 1) i1), 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:11,143 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:11,143 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:11,143 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:11,143 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:11,821 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1570], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 15#L63true, 1807#(<= (+ i2 1) i1), Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), 29#L23true, Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2595#true, 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 900#true, 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 403#(and (= (select x i1) s1) (= s2 0)), 1222#true, 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:11,821 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:12,579 INFO L129 PetriNetUnfolder]: 6556/10674 cut-off events. [2021-03-25 09:48:12,579 INFO L130 PetriNetUnfolder]: For 584456/591479 co-relation queries the response was YES. [2021-03-25 09:48:12,713 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152334 conditions, 10674 events. 6556/10674 cut-off events. For 584456/591479 co-relation queries the response was YES. Maximal size of possible extension queue 832. Compared 77061 event pairs, 385 based on Foata normal form. 49/10669 useless extension candidates. Maximal degree in co-relation 151943. Up to 5121 conditions per place. [2021-03-25 09:48:13,103 INFO L142 LiptonReduction]: Number of co-enabled transitions 14564 [2021-03-25 09:48:15,081 INFO L154 LiptonReduction]: Checked pairs total: 9 [2021-03-25 09:48:15,082 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:48:15,082 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5783 [2021-03-25 09:48:15,082 INFO L480 AbstractCegarLoop]: Abstraction has has 492 places, 2569 transitions, 66595 flow [2021-03-25 09:48:15,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:48:15,082 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:48:15,082 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:48:15,296 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:15,296 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:48:15,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:48:15,297 INFO L82 PathProgramCache]: Analyzing trace with hash 212969210, now seen corresponding path program 2 times [2021-03-25 09:48:15,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:48:15,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390735727] [2021-03-25 09:48:15,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:48:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:48:15,308 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:48:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:48:15,322 INFO L142 QuantifierPusher]: treesize reduction 32, result has 66.7 percent of original size [2021-03-25 09:48:15,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 09:48:15,344 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.7 percent of original size [2021-03-25 09:48:15,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 09:48:15,364 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-25 09:48:15,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:48:15,375 INFO L142 QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size [2021-03-25 09:48:15,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:48:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:48:15,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390735727] [2021-03-25 09:48:15,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913670570] [2021-03-25 09:48:15,386 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:15,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:48:15,406 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:48:15,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:48:15,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:48:15,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,437 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:48:15,437 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-25 09:48:15,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:48:15,454 INFO L147 QuantifierPusher]: treesize reduction 4, result has 89.5 percent of original size 34 [2021-03-25 09:48:15,455 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.7 percent of original size [2021-03-25 09:48:15,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:48:15,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:48:15,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:48:15,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:48:15,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,469 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-03-25 09:48:15,484 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-03-25 09:48:15,484 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size 23 [2021-03-25 09:48:15,485 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-03-25 09:48:15,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:15,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:15,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:48:15,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:48:15,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:48:15,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:48:15,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:15,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:15,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:48:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:15,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:48:15,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:48:15,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:48:15,522 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 22 treesize of output 56 [2021-03-25 09:48:15,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,524 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-03-25 09:48:15,524 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:48:15,524 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,525 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:48:15,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:48:15,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,525 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:48:15,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:48:15,526 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,527 INFO L147 QuantifierPusher]: treesize reduction 25, result has 74.7 percent of original size 74 [2021-03-25 09:48:15,527 INFO L142 QuantifierPusher]: treesize reduction 25, result has 74.7 percent of original size [2021-03-25 09:48:15,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-25 09:48:15,528 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:48:15,592 INFO L628 ElimStorePlain]: treesize reduction 30, result has 63.9 percent of original size [2021-03-25 09:48:15,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,593 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:48:15,593 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,594 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:48:15,594 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 09:48:15,596 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:48:15,597 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:15,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 09:48:15,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-03-25 09:48:15,599 INFO L147 QuantifierPusher]: treesize reduction 56, result has 69.1 percent of original size 125 [2021-03-25 09:48:15,599 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:48:15,600 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:181 [2021-03-25 09:48:15,600 INFO L142 QuantifierPusher]: treesize reduction 56, result has 69.1 percent of original size [2021-03-25 09:48:15,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-03-25 09:48:15,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-03-25 09:48:15,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,681 INFO L147 QuantifierPusher]: treesize reduction 4, result has 94.9 percent of original size 75 [2021-03-25 09:48:15,681 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-03-25 09:48:15,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:15,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 09:48:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:48:15,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:48:15,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:48:15,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424441794] [2021-03-25 09:48:15,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:48:15,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:48:15,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:48:15,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:48:15,753 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 120 [2021-03-25 09:48:15,754 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 492 places, 2569 transitions, 66595 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:48:15,754 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:48:15,754 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 120 [2021-03-25 09:48:15,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:48:15,913 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2021-03-25 09:48:16,601 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-03-25 09:48:18,496 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][96], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 1807#(<= (+ i2 1) i1), 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 2600#(not (= i2 i1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 44#(= s2 s1), Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 54#(<= i2 i1), 313#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2903#true, Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), 900#true, Black: 1111#(<= i1 (+ i2 1)), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< 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Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:18,497 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:19,795 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][96], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 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i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:19,795 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:19,796 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:19,796 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:19,796 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:21,183 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][151], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) 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s1) (<= s1 s2)), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2025#true, Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:21,184 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:21,184 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:21,184 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:21,184 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:22,194 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][151], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 1767#(= s2 s1), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 1737#(and (= 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Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 1222#true, Black: 403#(and (= (select x i1) s1) (= s2 0)), 1734#true, Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 1999#(= s2 s1), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2025#true, Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:22,194 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:22,194 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:22,194 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:22,194 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:23,809 INFO L129 PetriNetUnfolder]: 6645/10611 cut-off events. [2021-03-25 09:48:23,809 INFO L130 PetriNetUnfolder]: For 627597/655849 co-relation queries the response was YES. [2021-03-25 09:48:23,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163150 conditions, 10611 events. 6645/10611 cut-off events. For 627597/655849 co-relation queries the response was YES. Maximal size of possible extension queue 794. Compared 73730 event pairs, 324 based on Foata normal form. 800/11346 useless extension candidates. Maximal degree in co-relation 162609. Up to 8629 conditions per place. [2021-03-25 09:48:24,350 INFO L132 encePairwiseOnDemand]: 68/120 looper letters, 2193 selfloop transitions, 468 changer transitions 0/2673 dead transitions. [2021-03-25 09:48:24,351 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 516 places, 2673 transitions, 75565 flow [2021-03-25 09:48:24,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 09:48:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 09:48:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 675 transitions. [2021-03-25 09:48:24,353 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.225 [2021-03-25 09:48:24,353 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 675 transitions. [2021-03-25 09:48:24,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 675 transitions. [2021-03-25 09:48:24,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:48:24,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 675 transitions. [2021-03-25 09:48:24,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 27.0) internal successors, (675), 25 states have internal predecessors, (675), 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 09:48:24,357 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 120.0) internal successors, (3120), 26 states have internal predecessors, (3120), 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 09:48:24,357 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 120.0) internal successors, (3120), 26 states have internal predecessors, (3120), 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 09:48:24,357 INFO L185 Difference]: Start difference. First operand has 492 places, 2569 transitions, 66595 flow. Second operand 25 states and 675 transitions. [2021-03-25 09:48:24,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 516 places, 2673 transitions, 75565 flow [2021-03-25 09:48:29,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 505 places, 2673 transitions, 74393 flow, removed 421 selfloop flow, removed 11 redundant places. [2021-03-25 09:48:29,128 INFO L241 Difference]: Finished difference. Result has 511 places, 2673 transitions, 70415 flow [2021-03-25 09:48:29,129 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=65423, PETRI_DIFFERENCE_MINUEND_PLACES=481, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=382, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=70415, PETRI_PLACES=511, PETRI_TRANSITIONS=2673} [2021-03-25 09:48:29,129 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 480 predicate places. [2021-03-25 09:48:29,130 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:48:29,130 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 511 places, 2673 transitions, 70415 flow [2021-03-25 09:48:29,130 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 511 places, 2673 transitions, 70415 flow [2021-03-25 09:48:29,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 511 places, 2673 transitions, 70415 flow [2021-03-25 09:48:30,157 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][564], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3104#(and (= (select x (+ i1 (- 1))) s1) (= 2 i1) (<= 0 i2) (= (select x i1) t11) (= s2 0)), Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 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(or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:30,157 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:30,157 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:30,157 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:30,157 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:30,858 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][564], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= 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n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:30,858 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:30,858 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:30,858 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:30,858 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:31,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1661], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ 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i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3104#(and (= (select x (+ i1 (- 1))) s1) (= 2 i1) (<= 0 i2) (= (select x i1) t11) (= s2 0)), Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or 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i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:31,170 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:31,170 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:31,170 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:31,170 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:31,860 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1661], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 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s2)) (not (= i2 i1))), 1222#true, 1734#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= 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2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:31,860 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:31,860 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:31,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:31,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:32,709 INFO L129 PetriNetUnfolder]: 6632/10800 cut-off events. [2021-03-25 09:48:32,709 INFO L130 PetriNetUnfolder]: For 613610/619584 co-relation queries the response was YES. [2021-03-25 09:48:32,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156427 conditions, 10800 events. 6632/10800 cut-off events. For 613610/619584 co-relation queries the response was YES. Maximal size of possible extension queue 851. Compared 78227 event pairs, 350 based on Foata normal form. 25/10764 useless extension candidates. Maximal degree in co-relation 155898. Up to 5196 conditions per place. [2021-03-25 09:48:33,280 INFO L142 LiptonReduction]: Number of co-enabled transitions 15206 [2021-03-25 09:48:35,355 INFO L154 LiptonReduction]: Checked pairs total: 9 [2021-03-25 09:48:35,355 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:48:35,355 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6225 [2021-03-25 09:48:35,355 INFO L480 AbstractCegarLoop]: Abstraction has has 511 places, 2673 transitions, 70452 flow [2021-03-25 09:48:35,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:48:35,356 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:48:35,356 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:48:35,570 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:35,570 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:48:35,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:48:35,570 INFO L82 PathProgramCache]: Analyzing trace with hash -935070223, now seen corresponding path program 1 times [2021-03-25 09:48:35,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:48:35,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422508872] [2021-03-25 09:48:35,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:48:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:48:35,580 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-25 09:48:35,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,585 INFO L142 QuantifierPusher]: treesize reduction 59, result has 42.7 percent of original size [2021-03-25 09:48:35,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:48:35,600 INFO L142 QuantifierPusher]: treesize reduction 15, result has 59.5 percent of original size [2021-03-25 09:48:35,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:35,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:48:35,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:48:35,626 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:48:35,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:48:35,636 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 09:48:35,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422508872] [2021-03-25 09:48:35,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312366060] [2021-03-25 09:48:35,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:48:35,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-25 09:48:35,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:48:35,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:35,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:48:35,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:35,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:35,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,673 INFO L147 QuantifierPusher]: treesize reduction 5, result has 83.9 percent of original size 26 [2021-03-25 09:48:35,673 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.4 percent of original size [2021-03-25 09:48:35,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:35,674 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-03-25 09:48:35,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:48:35,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:48:35,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:35,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:48:35,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:48:35,697 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 36 [2021-03-25 09:48:35,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,698 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size 29 [2021-03-25 09:48:35,699 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:48:35,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:48:35,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:48:35,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:48:35,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:48:35,709 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:32 [2021-03-25 09:48:35,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:48:35,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:48:35,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,740 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.9 percent of original size 32 [2021-03-25 09:48:35,740 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.2 percent of original size [2021-03-25 09:48:35,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:48:35,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:48:35,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:48:35,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,757 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:48:35,758 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:48:35,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:35,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:48:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:48:35,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,759 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:48:35,760 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,761 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size 38 [2021-03-25 09:48:35,761 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size 47 [2021-03-25 09:48:35,762 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-25 09:48:35,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:35,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:48:35,808 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 09:48:35,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:48:35,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:48:35,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418485641] [2021-03-25 09:48:35,809 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:48:35,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:48:35,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:48:35,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:48:35,809 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 122 [2021-03-25 09:48:35,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 511 places, 2673 transitions, 70452 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:48:35,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:48:35,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 122 [2021-03-25 09:48:35,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:48:38,377 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][97], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= 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Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= 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(not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:38,378 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:38,378 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:38,378 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:38,378 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:39,631 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][97], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 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s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:39,631 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:39,631 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:39,631 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:39,631 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:40,576 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][149], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 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i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:40,577 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:40,577 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:40,577 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:40,577 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:41,385 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][149], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 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s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and 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i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:41,385 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:41,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:41,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:41,385 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:43,018 INFO L129 PetriNetUnfolder]: 6656/10649 cut-off events. [2021-03-25 09:48:43,018 INFO L130 PetriNetUnfolder]: For 648515/676235 co-relation queries the response was YES. [2021-03-25 09:48:43,160 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165475 conditions, 10649 events. 6656/10649 cut-off events. For 648515/676235 co-relation queries the response was YES. Maximal size of possible extension queue 813. Compared 74475 event pairs, 303 based on Foata normal form. 635/11220 useless extension candidates. Maximal degree in co-relation 164858. Up to 8759 conditions per place. [2021-03-25 09:48:43,268 INFO L132 encePairwiseOnDemand]: 82/122 looper letters, 2547 selfloop transitions, 126 changer transitions 0/2685 dead transitions. [2021-03-25 09:48:43,269 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 2685 transitions, 76402 flow [2021-03-25 09:48:43,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:48:43,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:48:43,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 430 transitions. [2021-03-25 09:48:43,271 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23497267759562843 [2021-03-25 09:48:43,271 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 430 transitions. [2021-03-25 09:48:43,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 430 transitions. [2021-03-25 09:48:43,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:48:43,271 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 430 transitions. [2021-03-25 09:48:43,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 28.666666666666668) internal successors, (430), 15 states have internal predecessors, (430), 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 09:48:43,294 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 122.0) internal successors, (1952), 16 states have internal predecessors, (1952), 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 09:48:43,295 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 122.0) internal successors, (1952), 16 states have internal predecessors, (1952), 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 09:48:43,295 INFO L185 Difference]: Start difference. First operand has 511 places, 2673 transitions, 70452 flow. Second operand 15 states and 430 transitions. [2021-03-25 09:48:43,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 2685 transitions, 76402 flow [2021-03-25 09:48:48,557 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 516 places, 2685 transitions, 74213 flow, removed 1031 selfloop flow, removed 9 redundant places. [2021-03-25 09:48:48,605 INFO L241 Difference]: Finished difference. Result has 518 places, 2685 transitions, 69162 flow [2021-03-25 09:48:48,606 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=68263, PETRI_DIFFERENCE_MINUEND_PLACES=502, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2673, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=118, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=69162, PETRI_PLACES=518, PETRI_TRANSITIONS=2685} [2021-03-25 09:48:48,606 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 487 predicate places. [2021-03-25 09:48:48,606 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:48:48,606 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 518 places, 2685 transitions, 69162 flow [2021-03-25 09:48:48,607 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 518 places, 2685 transitions, 69162 flow [2021-03-25 09:48:48,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 518 places, 2685 transitions, 69162 flow [2021-03-25 09:48:49,257 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][537], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3104#(and (= (select x (+ i1 (- 1))) s1) (= 2 i1) (<= 0 i2) (= (select x i1) t11) (= s2 0)), Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), 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(and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 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(select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:49,258 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:50,109 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][537], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and 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965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:50,109 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:50,109 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:50,109 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:50,109 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:50,630 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1644], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 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(= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:50,630 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:48:50,630 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:50,630 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:50,630 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:51,128 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1644], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 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s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:51,128 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:48:51,128 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:51,128 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:51,128 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:48:51,733 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][473], [5#L80true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not 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(not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:51,733 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:48:51,733 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:48:51,734 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:48:51,734 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:48:52,269 INFO L129 PetriNetUnfolder]: 6656/10853 cut-off events. [2021-03-25 09:48:52,269 INFO L130 PetriNetUnfolder]: For 627313/630424 co-relation queries the response was YES. [2021-03-25 09:48:52,422 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156486 conditions, 10853 events. 6656/10853 cut-off events. For 627313/630424 co-relation queries the response was YES. Maximal size of possible extension queue 845. Compared 78457 event pairs, 362 based on Foata normal form. 19/10800 useless extension candidates. Maximal degree in co-relation 155994. Up to 5194 conditions per place. [2021-03-25 09:48:52,584 INFO L142 LiptonReduction]: Number of co-enabled transitions 15296 [2021-03-25 09:48:54,953 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:48:54,953 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:48:54,954 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6348 [2021-03-25 09:48:54,955 INFO L480 AbstractCegarLoop]: Abstraction has has 518 places, 2685 transitions, 69210 flow [2021-03-25 09:48:54,955 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 09:48:54,955 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:48:54,955 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:48:55,169 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,42 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:55,170 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:48:55,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:48:55,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1646940572, now seen corresponding path program 2 times [2021-03-25 09:48:55,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:48:55,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336614642] [2021-03-25 09:48:55,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:48:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:48:55,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:48:55,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,198 INFO L142 QuantifierPusher]: treesize reduction 41, result has 42.3 percent of original size [2021-03-25 09:48:55,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:48:55,226 INFO L142 QuantifierPusher]: treesize reduction 42, result has 43.2 percent of original size [2021-03-25 09:48:55,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:48:55,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:48:55,260 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:48:55,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:48:55,269 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 09:48:55,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336614642] [2021-03-25 09:48:55,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642467679] [2021-03-25 09:48:55,270 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:48:55,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:48:55,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:48:55,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 28 conjunts are in the unsatisfiable core [2021-03-25 09:48:55,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:48:55,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:48:55,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:48:55,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,326 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.3 percent of original size 56 [2021-03-25 09:48:55,327 INFO L142 QuantifierPusher]: treesize reduction 6, result has 90.5 percent of original size [2021-03-25 09:48:55,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,328 INFO L147 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size 53 [2021-03-25 09:48:55,328 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-25 09:48:55,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:48:55,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:48:55,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,358 INFO L147 QuantifierPusher]: treesize reduction 24, result has 52.0 percent of original size 26 [2021-03-25 09:48:55,358 INFO L142 QuantifierPusher]: treesize reduction 24, result has 52.9 percent of original size [2021-03-25 09:48:55,359 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size 23 [2021-03-25 09:48:55,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-03-25 09:48:55,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:48:55,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:48:55,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:48:55,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:48:55,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:48:55,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:48:55,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:48:55,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:48:55,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:48:55,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:48:55,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:48:55,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:48:55,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:48:55,397 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 38 [2021-03-25 09:48:55,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,398 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:48:55,398 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:48:55,398 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,398 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:48:55,399 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:48:55,399 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,400 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.5 percent of original size 43 [2021-03-25 09:48:55,400 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.5 percent of original size [2021-03-25 09:48:55,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:48:55,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:48:55,427 INFO L628 ElimStorePlain]: treesize reduction 33, result has 40.0 percent of original size [2021-03-25 09:48:55,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:55,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:48:55,428 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:17 [2021-03-25 09:48:55,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:55,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:48:55,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:48:55,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:48:55,477 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 09:48:55,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:48:55,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:48:55,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914109464] [2021-03-25 09:48:55,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:48:55,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:48:55,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:48:55,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:48:55,479 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 124 [2021-03-25 09:48:55,479 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 518 places, 2685 transitions, 69210 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:48:55,479 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:48:55,479 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 124 [2021-03-25 09:48:55,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:48:57,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][96], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3104#(and (= (select x (+ i1 (- 1))) s1) (= 2 i1) (<= 0 i2) (= (select x i1) t11) (= s2 0)), Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 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Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:57,963 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:48:57,963 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:57,963 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:57,963 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:59,382 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][96], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< 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i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 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965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:48:59,382 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:48:59,382 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:48:59,382 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:48:59,382 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:00,558 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][173], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 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Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), 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(not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:00,558 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:00,558 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:00,558 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:00,558 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:01,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][173], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 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s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), 1320#(<= i2 i1), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:01,652 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:49:01,652 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:01,653 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:01,653 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:03,253 INFO L129 PetriNetUnfolder]: 7173/11522 cut-off events. [2021-03-25 09:49:03,253 INFO L130 PetriNetUnfolder]: For 742382/768443 co-relation queries the response was YES. [2021-03-25 09:49:03,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 182038 conditions, 11522 events. 7173/11522 cut-off events. For 742382/768443 co-relation queries the response was YES. Maximal size of possible extension queue 852. Compared 81813 event pairs, 339 based on Foata normal form. 555/12000 useless extension candidates. Maximal degree in co-relation 181506. Up to 8999 conditions per place. [2021-03-25 09:49:03,519 INFO L132 encePairwiseOnDemand]: 64/124 looper letters, 2109 selfloop transitions, 810 changer transitions 0/2931 dead transitions. [2021-03-25 09:49:03,519 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 539 places, 2931 transitions, 84772 flow [2021-03-25 09:49:03,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-25 09:49:03,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-03-25 09:49:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 625 transitions. [2021-03-25 09:49:03,521 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22910557184750732 [2021-03-25 09:49:03,521 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 625 transitions. [2021-03-25 09:49:03,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 625 transitions. [2021-03-25 09:49:03,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:49:03,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 625 transitions. [2021-03-25 09:49:03,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 28.40909090909091) internal successors, (625), 22 states have internal predecessors, (625), 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 09:49:03,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 124.0) internal successors, (2852), 23 states have internal predecessors, (2852), 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 09:49:03,523 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 124.0) internal successors, (2852), 23 states have internal predecessors, (2852), 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 09:49:03,523 INFO L185 Difference]: Start difference. First operand has 518 places, 2685 transitions, 69210 flow. Second operand 22 states and 625 transitions. [2021-03-25 09:49:03,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 539 places, 2931 transitions, 84772 flow [2021-03-25 09:49:09,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 2931 transitions, 84264 flow, removed 230 selfloop flow, removed 7 redundant places. [2021-03-25 09:49:09,261 INFO L241 Difference]: Finished difference. Result has 542 places, 2924 transitions, 81393 flow [2021-03-25 09:49:09,262 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=68702, PETRI_DIFFERENCE_MINUEND_PLACES=511, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2685, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=633, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1976, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=81393, PETRI_PLACES=542, PETRI_TRANSITIONS=2924} [2021-03-25 09:49:09,262 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 511 predicate places. [2021-03-25 09:49:09,262 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:49:09,262 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 542 places, 2924 transitions, 81393 flow [2021-03-25 09:49:09,263 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 542 places, 2924 transitions, 81393 flow [2021-03-25 09:49:09,290 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 542 places, 2924 transitions, 81393 flow [2021-03-25 09:49:10,022 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][545], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or 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i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:10,022 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:49:10,022 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:10,022 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:10,022 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:10,832 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][545], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 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(<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:10,832 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:49:10,832 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:10,832 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:10,832 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:11,627 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1792], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 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1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:11,627 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:11,627 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:11,627 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:11,627 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:12,452 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1792], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) 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0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:12,452 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:49:12,452 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:12,452 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:12,452 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:12,891 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][517], [5#L80true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 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(= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3358#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, 1343#(<= (+ i2 1) i1), Black: 1813#(<= i2 i1), Black: 1804#true, Black: 1807#(<= (+ i2 1) i1), 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1320#(<= i2 i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2375#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:12,891 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:49:12,891 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:49:12,892 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:49:12,892 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:13,763 INFO L129 PetriNetUnfolder]: 7150/11634 cut-off events. [2021-03-25 09:49:13,764 INFO L130 PetriNetUnfolder]: For 767073/770417 co-relation queries the response was YES. [2021-03-25 09:49:13,918 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177998 conditions, 11634 events. 7150/11634 cut-off events. For 767073/770417 co-relation queries the response was YES. Maximal size of possible extension queue 892. Compared 84984 event pairs, 326 based on Foata normal form. 21/11574 useless extension candidates. Maximal degree in co-relation 177492. Up to 5830 conditions per place. [2021-03-25 09:49:14,086 INFO L142 LiptonReduction]: Number of co-enabled transitions 16852 [2021-03-25 09:49:16,725 INFO L154 LiptonReduction]: Checked pairs total: 15 [2021-03-25 09:49:16,725 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:49:16,725 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7463 [2021-03-25 09:49:16,725 INFO L480 AbstractCegarLoop]: Abstraction has has 542 places, 2924 transitions, 81463 flow [2021-03-25 09:49:16,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:49:16,725 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:49:16,726 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:49:16,939 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:49:16,940 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:49:16,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:49:16,940 INFO L82 PathProgramCache]: Analyzing trace with hash 503556642, now seen corresponding path program 3 times [2021-03-25 09:49:16,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:49:16,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348969297] [2021-03-25 09:49:16,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:49:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:49:16,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:16,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:49:16,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:16,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:16,963 INFO L142 QuantifierPusher]: treesize reduction 40, result has 43.7 percent of original size [2021-03-25 09:49:16,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:49:16,979 INFO L142 QuantifierPusher]: treesize reduction 24, result has 38.5 percent of original size [2021-03-25 09:49:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:49:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:49:16,999 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:49:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:49:17,010 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 09:49:17,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348969297] [2021-03-25 09:49:17,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528282601] [2021-03-25 09:49:17,010 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:49:17,038 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 09:49:17,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:49:17,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:49:17,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:49:17,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:17,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,058 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size 35 [2021-03-25 09:49:17,059 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size [2021-03-25 09:49:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:49:17,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:49:17,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:49:17,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:49:17,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,074 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size 39 [2021-03-25 09:49:17,074 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-03-25 09:49:17,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:49:17,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:49:17,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:49:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:49:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:49:17,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:17,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:49:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:49:17,114 INFO L354 Elim1Store]: treesize reduction 33, result has 40.0 percent of original size [2021-03-25 09:49:17,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 50 [2021-03-25 09:49:17,115 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-25 09:49:17,115 INFO L147 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size 26 [2021-03-25 09:49:17,116 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-03-25 09:49:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:49:17,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:49:17,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:49:17,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:49:17,125 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:26 [2021-03-25 09:49:17,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:49:17,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:49:17,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,143 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size 29 [2021-03-25 09:49:17,143 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 09:49:17,143 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size 25 [2021-03-25 09:49:17,144 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size [2021-03-25 09:49:17,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:49:17,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:49:17,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,161 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size 25 [2021-03-25 09:49:17,161 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-25 09:49:17,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:17,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:49:17,195 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 09:49:17,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:49:17,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:49:17,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182585730] [2021-03-25 09:49:17,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:49:17,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:49:17,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:49:17,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:49:17,196 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 127 [2021-03-25 09:49:17,196 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 2924 transitions, 81463 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:49:17,196 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:49:17,196 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 127 [2021-03-25 09:49:17,197 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:49:22,123 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][175], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3104#(and (= (select x (+ i1 (- 1))) s1) (= 2 i1) (<= 0 i2) (= (select x i1) t11) (= s2 0)), Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 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(select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:22,124 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:49:22,124 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:22,124 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:22,124 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:23,295 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][172], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 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n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), Black: 1104#(<= i1 i2), 1668#true, Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= 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(= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3358#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), 3370#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ 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t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:23,295 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:23,295 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:23,295 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:23,295 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:24,475 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][172], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not 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Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:24,475 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:49:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:24,475 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:26,514 INFO L129 PetriNetUnfolder]: 7485/11991 cut-off events. [2021-03-25 09:49:26,515 INFO L130 PetriNetUnfolder]: For 837164/878994 co-relation queries the response was YES. [2021-03-25 09:49:26,681 INFO L84 FinitePrefix]: Finished finitePrefix Result has 197996 conditions, 11991 events. 7485/11991 cut-off events. For 837164/878994 co-relation queries the response was YES. Maximal size of possible extension queue 885. Compared 85195 event pairs, 354 based on Foata normal form. 1168/13081 useless extension candidates. Maximal degree in co-relation 197450. Up to 9557 conditions per place. [2021-03-25 09:49:26,810 INFO L132 encePairwiseOnDemand]: 71/127 looper letters, 2340 selfloop transitions, 772 changer transitions 0/3124 dead transitions. [2021-03-25 09:49:26,810 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 3124 transitions, 96031 flow [2021-03-25 09:49:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 09:49:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 09:49:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 708 transitions. [2021-03-25 09:49:26,811 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21441550575408844 [2021-03-25 09:49:26,811 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 708 transitions. [2021-03-25 09:49:27,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 708 transitions. [2021-03-25 09:49:27,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:49:27,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 708 transitions. [2021-03-25 09:49:27,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 27.23076923076923) internal successors, (708), 26 states have internal predecessors, (708), 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 09:49:27,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 127.0) internal successors, (3429), 27 states have internal predecessors, (3429), 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 09:49:27,107 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 127.0) internal successors, (3429), 27 states have internal predecessors, (3429), 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 09:49:27,107 INFO L185 Difference]: Start difference. First operand has 542 places, 2924 transitions, 81463 flow. Second operand 26 states and 708 transitions. [2021-03-25 09:49:27,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 3124 transitions, 96031 flow [2021-03-25 09:49:34,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 3124 transitions, 90540 flow, removed 2570 selfloop flow, removed 11 redundant places. [2021-03-25 09:49:34,264 INFO L241 Difference]: Finished difference. Result has 563 places, 3124 transitions, 86718 flow [2021-03-25 09:49:34,266 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=76672, PETRI_DIFFERENCE_MINUEND_PLACES=531, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2924, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=605, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=86718, PETRI_PLACES=563, PETRI_TRANSITIONS=3124} [2021-03-25 09:49:34,266 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 532 predicate places. [2021-03-25 09:49:34,266 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:49:34,266 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 563 places, 3124 transitions, 86718 flow [2021-03-25 09:49:34,266 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 563 places, 3124 transitions, 86718 flow [2021-03-25 09:49:34,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 563 places, 3124 transitions, 86718 flow [2021-03-25 09:49:36,708 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1776], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 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s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:36,709 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:49:36,709 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:36,709 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:36,709 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:37,006 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2441], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ 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(= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:37,007 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:37,007 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:37,007 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:37,007 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:37,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, 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(+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:37,689 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:49:37,689 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:37,689 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:37,689 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:39,348 INFO L129 PetriNetUnfolder]: 7473/12151 cut-off events. [2021-03-25 09:49:39,348 INFO L130 PetriNetUnfolder]: For 785502/787486 co-relation queries the response was YES. [2021-03-25 09:49:39,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183885 conditions, 12151 events. 7473/12151 cut-off events. For 785502/787486 co-relation queries the response was YES. Maximal size of possible extension queue 931. Compared 89136 event pairs, 323 based on Foata normal form. 21/12099 useless extension candidates. Maximal degree in co-relation 183371. Up to 6010 conditions per place. [2021-03-25 09:49:39,959 INFO L142 LiptonReduction]: Number of co-enabled transitions 17838 [2021-03-25 09:49:41,279 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:49:41,279 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:49:41,280 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7014 [2021-03-25 09:49:41,280 INFO L480 AbstractCegarLoop]: Abstraction has has 563 places, 3124 transitions, 86718 flow [2021-03-25 09:49:41,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:49:41,280 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:49:41,280 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:49:41,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:49:41,494 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:49:41,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:49:41,495 INFO L82 PathProgramCache]: Analyzing trace with hash 513279630, now seen corresponding path program 1 times [2021-03-25 09:49:41,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:49:41,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060257985] [2021-03-25 09:49:41,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:49:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:49:41,502 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 09:49:41,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:49:41,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:49:41,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060257985] [2021-03-25 09:49:41,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73040217] [2021-03-25 09:49:41,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:49:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:49:41,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:49:41,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:49:41,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:49:41,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:49:41,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:49:41,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:49:41,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:41,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:49:41,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:49:41,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:49:41,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:49:41,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:49:41,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:49:41,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:49:41,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:49:41,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:49:41,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:49:41,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:49:41,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:49:41,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:49:41,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:49:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:49:41,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:49:41,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 09:49:41,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444405929] [2021-03-25 09:49:41,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 09:49:41,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:49:41,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 09:49:41,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:49:41,627 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 127 [2021-03-25 09:49:41,627 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 3124 transitions, 86718 flow. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 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 09:49:41,627 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:49:41,627 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 127 [2021-03-25 09:49:41,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:49:47,377 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][154], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 2332#true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and 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(not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) 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(= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:47,377 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:47,377 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:47,377 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:49:47,377 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:47,672 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][175], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) 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2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:47,672 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:49:47,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:47,673 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:47,673 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:49:48,697 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][154], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) 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i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or 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2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3358#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3370#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:49:48,697 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:49:48,697 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:48,697 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:49:48,697 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:49:51,300 INFO L129 PetriNetUnfolder]: 9189/14731 cut-off events. [2021-03-25 09:49:51,300 INFO L130 PetriNetUnfolder]: For 1095187/1117988 co-relation queries the response was YES. [2021-03-25 09:49:51,510 INFO L84 FinitePrefix]: Finished finitePrefix Result has 249738 conditions, 14731 events. 9189/14731 cut-off events. For 1095187/1117988 co-relation queries the response was YES. Maximal size of possible extension queue 1085. Compared 108101 event pairs, 381 based on Foata normal form. 328/14974 useless extension candidates. Maximal degree in co-relation 249195. Up to 8084 conditions per place. [2021-03-25 09:49:51,665 INFO L132 encePairwiseOnDemand]: 29/127 looper letters, 1008 selfloop transitions, 2044 changer transitions 0/3542 dead transitions. [2021-03-25 09:49:51,665 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 569 places, 3542 transitions, 105490 flow [2021-03-25 09:49:51,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:49:51,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:49:51,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 302 transitions. [2021-03-25 09:49:51,666 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.33970753655793023 [2021-03-25 09:49:51,666 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 302 transitions. [2021-03-25 09:49:51,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 302 transitions. [2021-03-25 09:49:51,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:49:51,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 302 transitions. [2021-03-25 09:49:51,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 43.142857142857146) internal successors, (302), 7 states have internal predecessors, (302), 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 09:49:51,667 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 09:49:51,667 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 09:49:51,667 INFO L185 Difference]: Start difference. First operand has 563 places, 3124 transitions, 86718 flow. Second operand 7 states and 302 transitions. [2021-03-25 09:49:51,667 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 569 places, 3542 transitions, 105490 flow [2021-03-25 09:50:00,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 3542 transitions, 100364 flow, removed 2518 selfloop flow, removed 11 redundant places. [2021-03-25 09:50:00,958 INFO L241 Difference]: Finished difference. Result has 562 places, 3286 transitions, 96418 flow [2021-03-25 09:50:00,960 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=82431, PETRI_DIFFERENCE_MINUEND_PLACES=552, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1889, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=96418, PETRI_PLACES=562, PETRI_TRANSITIONS=3286} [2021-03-25 09:50:00,960 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 531 predicate places. [2021-03-25 09:50:00,960 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:00,960 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 562 places, 3286 transitions, 96418 flow [2021-03-25 09:50:00,960 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 562 places, 3286 transitions, 96418 flow [2021-03-25 09:50:00,993 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 562 places, 3286 transitions, 96418 flow [2021-03-25 09:50:04,923 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1438], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) 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(<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:04,923 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:04,923 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:04,923 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:04,923 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:04,944 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][758], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ 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1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:04,945 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:04,945 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:04,945 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:04,945 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:06,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1438], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or 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i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:06,255 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:06,255 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:06,255 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:06,255 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:07,775 INFO L129 PetriNetUnfolder]: 9178/14934 cut-off events. [2021-03-25 09:50:07,775 INFO L130 PetriNetUnfolder]: For 1093273/1097816 co-relation queries the response was YES. [2021-03-25 09:50:08,222 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244121 conditions, 14934 events. 9178/14934 cut-off events. For 1093273/1097816 co-relation queries the response was YES. Maximal size of possible extension queue 1133. Compared 112743 event pairs, 516 based on Foata normal form. 49/14901 useless extension candidates. Maximal degree in co-relation 242909. Up to 7954 conditions per place. [2021-03-25 09:50:08,714 INFO L142 LiptonReduction]: Number of co-enabled transitions 18956 [2021-03-25 09:50:10,196 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:10,196 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:10,196 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9236 [2021-03-25 09:50:10,197 INFO L480 AbstractCegarLoop]: Abstraction has has 562 places, 3286 transitions, 96418 flow [2021-03-25 09:50:10,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 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 09:50:10,197 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:10,197 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:10,412 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-03-25 09:50:10,412 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:50:10,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:10,412 INFO L82 PathProgramCache]: Analyzing trace with hash 264147808, now seen corresponding path program 3 times [2021-03-25 09:50:10,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:10,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265815286] [2021-03-25 09:50:10,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:10,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:10,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,435 INFO L142 QuantifierPusher]: treesize reduction 79, result has 43.6 percent of original size [2021-03-25 09:50:10,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:50:10,469 INFO L142 QuantifierPusher]: treesize reduction 42, result has 43.2 percent of original size [2021-03-25 09:50:10,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:50:10,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:50:10,501 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:50:10,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:10,510 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 09:50:10,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265815286] [2021-03-25 09:50:10,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383839259] [2021-03-25 09:50:10,510 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:10,535 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-25 09:50:10,535 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:10,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:50:10,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:10,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:10,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:10,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,549 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-03-25 09:50:10,550 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-25 09:50:10,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:10,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:50:10,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,581 INFO L147 QuantifierPusher]: treesize reduction 11, result has 84.3 percent of original size 59 [2021-03-25 09:50:10,581 INFO L142 QuantifierPusher]: treesize reduction 11, result has 84.5 percent of original size [2021-03-25 09:50:10,581 INFO L147 QuantifierPusher]: treesize reduction 1, result has 98.2 percent of original size 56 [2021-03-25 09:50:10,582 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.2 percent of original size [2021-03-25 09:50:10,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 09:50:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:50:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:50:10,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-25 09:50:10,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:10,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:50:10,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-25 09:50:10,619 INFO L354 Elim1Store]: treesize reduction 35, result has 36.4 percent of original size [2021-03-25 09:50:10,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 55 [2021-03-25 09:50:10,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.6 percent of original size [2021-03-25 09:50:10,621 INFO L147 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size 28 [2021-03-25 09:50:10,621 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size [2021-03-25 09:50:10,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,621 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:10,628 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,629 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:10,629 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:28 [2021-03-25 09:50:10,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:10,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,645 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size 28 [2021-03-25 09:50:10,645 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.7 percent of original size [2021-03-25 09:50:10,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:10,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:10,676 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 09:50:10,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:10,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:50:10,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987163542] [2021-03-25 09:50:10,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:50:10,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:10,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:50:10,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:50:10,677 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 127 [2021-03-25 09:50:10,679 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 3286 transitions, 96418 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:50:10,679 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:10,680 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 127 [2021-03-25 09:50:10,680 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:18,642 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][157], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), 54#(<= i2 i1), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= 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(and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:18,643 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:18,643 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:18,643 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:18,643 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:19,120 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][153], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 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1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:19,120 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:19,120 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:19,120 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:19,120 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:20,791 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][153], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= 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1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:20,791 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:20,791 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:20,791 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:20,791 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:24,363 INFO L129 PetriNetUnfolder]: 9240/14740 cut-off events. [2021-03-25 09:50:24,364 INFO L130 PetriNetUnfolder]: For 1108893/1149725 co-relation queries the response was YES. [2021-03-25 09:50:24,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257496 conditions, 14740 events. 9240/14740 cut-off events. For 1108893/1149725 co-relation queries the response was YES. Maximal size of possible extension queue 1082. Compared 107058 event pairs, 613 based on Foata normal form. 1050/15703 useless extension candidates. Maximal degree in co-relation 256925. Up to 12018 conditions per place. [2021-03-25 09:50:24,843 INFO L132 encePairwiseOnDemand]: 78/127 looper letters, 2782 selfloop transitions, 548 changer transitions 0/3342 dead transitions. [2021-03-25 09:50:24,843 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 3342 transitions, 105641 flow [2021-03-25 09:50:24,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 09:50:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 09:50:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 638 transitions. [2021-03-25 09:50:24,856 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21841834988017803 [2021-03-25 09:50:24,856 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 638 transitions. [2021-03-25 09:50:24,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 638 transitions. [2021-03-25 09:50:24,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:24,856 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 638 transitions. [2021-03-25 09:50:24,857 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 27.73913043478261) internal successors, (638), 23 states have internal predecessors, (638), 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 09:50:24,858 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 127.0) internal successors, (3048), 24 states have internal predecessors, (3048), 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 09:50:24,859 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 127.0) internal successors, (3048), 24 states have internal predecessors, (3048), 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 09:50:24,859 INFO L185 Difference]: Start difference. First operand has 562 places, 3286 transitions, 96418 flow. Second operand 23 states and 638 transitions. [2021-03-25 09:50:24,859 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 3342 transitions, 105641 flow [2021-03-25 09:50:35,054 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 582 places, 3342 transitions, 105181 flow, removed 214 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:35,123 INFO L241 Difference]: Finished difference. Result has 586 places, 3342 transitions, 99918 flow [2021-03-25 09:50:35,125 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=95980, PETRI_DIFFERENCE_MINUEND_PLACES=560, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=502, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2757, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=99918, PETRI_PLACES=586, PETRI_TRANSITIONS=3342} [2021-03-25 09:50:35,126 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 555 predicate places. [2021-03-25 09:50:35,126 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:35,126 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 586 places, 3342 transitions, 99918 flow [2021-03-25 09:50:35,126 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 586 places, 3342 transitions, 99918 flow [2021-03-25 09:50:35,161 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 586 places, 3342 transitions, 99918 flow [2021-03-25 09:50:39,463 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][734], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2600#(not (= i2 i1)), Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, 1734#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 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(= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:39,463 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:39,463 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:39,463 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:39,463 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:39,469 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1430], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and 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Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:39,469 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:39,469 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:39,469 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:39,469 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:40,636 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1430], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 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(select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:40,636 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:40,636 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:40,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:40,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:42,118 INFO L129 PetriNetUnfolder]: 9220/15006 cut-off events. [2021-03-25 09:50:42,118 INFO L130 PetriNetUnfolder]: For 1076570/1086199 co-relation queries the response was YES. [2021-03-25 09:50:42,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244422 conditions, 15006 events. 9220/15006 cut-off events. For 1076570/1086199 co-relation queries the response was YES. Maximal size of possible extension queue 1116. Compared 113207 event pairs, 680 based on Foata normal form. 91/15009 useless extension candidates. Maximal degree in co-relation 243109. Up to 7997 conditions per place. [2021-03-25 09:50:42,592 INFO L142 LiptonReduction]: Number of co-enabled transitions 19330 [2021-03-25 09:50:45,981 INFO L154 LiptonReduction]: Checked pairs total: 16 [2021-03-25 09:50:45,982 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:50:45,982 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10856 [2021-03-25 09:50:45,982 INFO L480 AbstractCegarLoop]: Abstraction has has 586 places, 3342 transitions, 99986 flow [2021-03-25 09:50:45,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:50:45,982 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,982 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:46,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-03-25 09:50:46,197 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:50:46,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:46,197 INFO L82 PathProgramCache]: Analyzing trace with hash -490447994, now seen corresponding path program 1 times [2021-03-25 09:50:46,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:46,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991065998] [2021-03-25 09:50:46,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:46,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,217 INFO L142 QuantifierPusher]: treesize reduction 145, result has 31.0 percent of original size [2021-03-25 09:50:46,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 09:50:46,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:46,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:46,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:50:46,273 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:50:46,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:46,284 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 09:50:46,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991065998] [2021-03-25 09:50:46,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308074363] [2021-03-25 09:50:46,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:46,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:50:46,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:46,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:46,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:46,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:46,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:46,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,356 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-03-25 09:50:46,357 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-03-25 09:50:46,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:46,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:46,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:46,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:46,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:46,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:46,392 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 27 treesize of output 55 [2021-03-25 09:50:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,394 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-03-25 09:50:46,394 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:50:46,394 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,395 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:50:46,395 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:50:46,395 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,396 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:50:46,396 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:50:46,396 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,397 INFO L147 QuantifierPusher]: treesize reduction 18, result has 84.1 percent of original size 95 [2021-03-25 09:50:46,398 INFO L142 QuantifierPusher]: treesize reduction 18, result has 84.1 percent of original size [2021-03-25 09:50:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-25 09:50:46,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:46,462 INFO L628 ElimStorePlain]: treesize reduction 49, result has 48.4 percent of original size [2021-03-25 09:50:46,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:50:46,463 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:46,463 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:46 [2021-03-25 09:50:46,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:50:46,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:50:46,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,490 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size 48 [2021-03-25 09:50:46,490 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-03-25 09:50:46,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:50:46,540 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 09:50:46,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:46,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:50:46,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214977087] [2021-03-25 09:50:46,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:50:46,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:46,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:50:46,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:50:46,776 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 130 [2021-03-25 09:50:46,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 586 places, 3342 transitions, 99986 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:50:46,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:46,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 130 [2021-03-25 09:50:46,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:46,905 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-03-25 09:50:54,576 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][186], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, 1734#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= 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Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:54,576 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:54,576 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:50:54,576 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:54,576 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:56,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][186], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x 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t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:50:56,453 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:56,453 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:56,453 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:56,454 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:59,987 INFO L129 PetriNetUnfolder]: 9289/14830 cut-off events. [2021-03-25 09:50:59,987 INFO L130 PetriNetUnfolder]: For 1097748/1129425 co-relation queries the response was YES. [2021-03-25 09:51:00,209 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257990 conditions, 14830 events. 9289/14830 cut-off events. For 1097748/1129425 co-relation queries the response was YES. Maximal size of possible extension queue 1097. Compared 108196 event pairs, 564 based on Foata normal form. 1138/15882 useless extension candidates. Maximal degree in co-relation 257334. Up to 12085 conditions per place. [2021-03-25 09:51:00,383 INFO L132 encePairwiseOnDemand]: 76/130 looper letters, 2898 selfloop transitions, 516 changer transitions 0/3426 dead transitions. [2021-03-25 09:51:00,383 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 614 places, 3426 transitions, 109927 flow [2021-03-25 09:51:00,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-25 09:51:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-03-25 09:51:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 764 transitions. [2021-03-25 09:51:00,384 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2026525198938992 [2021-03-25 09:51:00,384 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 764 transitions. [2021-03-25 09:51:00,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 764 transitions. [2021-03-25 09:51:00,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:00,385 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 764 transitions. [2021-03-25 09:51:00,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 26.344827586206897) internal successors, (764), 29 states have internal predecessors, (764), 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 09:51:00,388 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 130.0) internal successors, (3900), 30 states have internal predecessors, (3900), 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 09:51:00,388 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 130.0) internal successors, (3900), 30 states have internal predecessors, (3900), 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 09:51:00,389 INFO L185 Difference]: Start difference. First operand has 586 places, 3342 transitions, 99986 flow. Second operand 29 states and 764 transitions. [2021-03-25 09:51:00,389 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 614 places, 3426 transitions, 109927 flow [2021-03-25 09:51:10,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 602 places, 3426 transitions, 108005 flow, removed 791 selfloop flow, removed 12 redundant places. [2021-03-25 09:51:10,464 INFO L241 Difference]: Finished difference. Result has 608 places, 3426 transitions, 102494 flow [2021-03-25 09:51:10,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=98064, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=444, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2851, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=102494, PETRI_PLACES=608, PETRI_TRANSITIONS=3426} [2021-03-25 09:51:10,466 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 577 predicate places. [2021-03-25 09:51:10,466 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:10,466 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 608 places, 3426 transitions, 102494 flow [2021-03-25 09:51:10,466 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 608 places, 3426 transitions, 102494 flow [2021-03-25 09:51:10,533 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 608 places, 3426 transitions, 102494 flow [2021-03-25 09:51:14,614 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1476], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 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Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 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2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or 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(not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ 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(or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 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tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:14,614 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:51:14,614 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:14,614 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:15,884 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][1476], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 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(and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), 3370#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:15,884 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:15,884 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:15,885 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:15,885 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:17,589 INFO L129 PetriNetUnfolder]: 9246/15052 cut-off events. [2021-03-25 09:51:17,589 INFO L130 PetriNetUnfolder]: For 1127637/1130694 co-relation queries the response was YES. [2021-03-25 09:51:17,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 248473 conditions, 15052 events. 9246/15052 cut-off events. For 1127637/1130694 co-relation queries the response was YES. Maximal size of possible extension queue 1140. Compared 113924 event pairs, 612 based on Foata normal form. 41/15002 useless extension candidates. Maximal degree in co-relation 247617. Up to 8035 conditions per place. [2021-03-25 09:51:18,057 INFO L142 LiptonReduction]: Number of co-enabled transitions 19932 [2021-03-25 09:51:23,931 INFO L154 LiptonReduction]: Checked pairs total: 34 [2021-03-25 09:51:23,931 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 09:51:23,931 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13465 [2021-03-25 09:51:23,931 INFO L480 AbstractCegarLoop]: Abstraction has has 608 places, 3426 transitions, 102616 flow [2021-03-25 09:51:23,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:51:23,931 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:23,931 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:24,145 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-03-25 09:51:24,145 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:51:24,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:24,146 INFO L82 PathProgramCache]: Analyzing trace with hash 736949858, now seen corresponding path program 1 times [2021-03-25 09:51:24,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:24,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381462907] [2021-03-25 09:51:24,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:24,157 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:51:24,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:51:24,170 INFO L142 QuantifierPusher]: treesize reduction 104, result has 40.6 percent of original size [2021-03-25 09:51:24,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-25 09:51:24,196 INFO L142 QuantifierPusher]: treesize reduction 56, result has 42.9 percent of original size [2021-03-25 09:51:24,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 09:51:24,212 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-25 09:51:24,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:24,222 INFO L142 QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size [2021-03-25 09:51:24,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:24,234 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 09:51:24,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381462907] [2021-03-25 09:51:24,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172429854] [2021-03-25 09:51:24,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:24,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-25 09:51:24,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:24,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:24,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,270 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-03-25 09:51:24,271 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-25 09:51:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:51:24,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:24,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:51:24,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:51:24,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:51:24,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:24,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:24,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:24,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:24,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:24,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:51:24,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:24,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:51:24,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:24,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:24,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:24,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:24,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:51:24,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:51:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:51:24,349 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 48 [2021-03-25 09:51:24,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,351 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:51:24,351 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:24,352 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,352 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:51:24,352 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:51:24,352 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,353 INFO L147 QuantifierPusher]: treesize reduction 21, result has 63.8 percent of original size 37 [2021-03-25 09:51:24,354 INFO L142 QuantifierPusher]: treesize reduction 21, result has 63.8 percent of original size [2021-03-25 09:51:24,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:51:24,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:24,379 INFO L628 ElimStorePlain]: treesize reduction 18, result has 62.5 percent of original size [2021-03-25 09:51:24,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,380 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:24,380 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:24,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,381 INFO L147 QuantifierPusher]: treesize reduction 15, result has 16.7 percent of original size 3 [2021-03-25 09:51:24,382 INFO L147 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size 17 [2021-03-25 09:51:24,382 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:24,382 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:32 [2021-03-25 09:51:24,382 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-03-25 09:51:24,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:24,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:24,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:24,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:24,429 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 09:51:24,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:24,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:51:24,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273435021] [2021-03-25 09:51:24,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:51:24,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:24,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:51:24,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:51:24,430 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 137 [2021-03-25 09:51:24,430 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 3426 transitions, 102616 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:51:24,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:24,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 137 [2021-03-25 09:51:24,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:33,114 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][103], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1222#true, 1734#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 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(= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:33,115 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:33,115 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:33,115 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:51:33,115 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:51:35,344 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][103], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 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(= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), 3370#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or 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2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:35,344 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:35,344 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:35,344 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:35,344 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:39,183 INFO L129 PetriNetUnfolder]: 9349/14964 cut-off events. [2021-03-25 09:51:39,184 INFO L130 PetriNetUnfolder]: For 1145310/1180768 co-relation queries the response was YES. [2021-03-25 09:51:39,421 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262544 conditions, 14964 events. 9349/14964 cut-off events. For 1145310/1180768 co-relation queries the response was YES. Maximal size of possible extension queue 1103. Compared 109804 event pairs, 562 based on Foata normal form. 626/15501 useless extension candidates. Maximal degree in co-relation 261708. Up to 12206 conditions per place. [2021-03-25 09:51:39,583 INFO L132 encePairwiseOnDemand]: 88/137 looper letters, 3112 selfloop transitions, 372 changer transitions 0/3496 dead transitions. [2021-03-25 09:51:39,583 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 624 places, 3496 transitions, 112142 flow [2021-03-25 09:51:39,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:51:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:51:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 501 transitions. [2021-03-25 09:51:39,584 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21511378273937312 [2021-03-25 09:51:39,584 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 501 transitions. [2021-03-25 09:51:39,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 501 transitions. [2021-03-25 09:51:39,584 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:39,584 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 501 transitions. [2021-03-25 09:51:39,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 29.470588235294116) internal successors, (501), 17 states have internal predecessors, (501), 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 09:51:39,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 137.0) internal successors, (2466), 18 states have internal predecessors, (2466), 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 09:51:39,586 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 137.0) internal successors, (2466), 18 states have internal predecessors, (2466), 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 09:51:39,586 INFO L185 Difference]: Start difference. First operand has 608 places, 3426 transitions, 102616 flow. Second operand 17 states and 501 transitions. [2021-03-25 09:51:39,586 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 624 places, 3496 transitions, 112142 flow [2021-03-25 09:51:51,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 610 places, 3496 transitions, 110126 flow, removed 831 selfloop flow, removed 14 redundant places. [2021-03-25 09:51:51,436 INFO L241 Difference]: Finished difference. Result has 614 places, 3492 transitions, 104105 flow [2021-03-25 09:51:51,438 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=100600, PETRI_DIFFERENCE_MINUEND_PLACES=594, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3426, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=310, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3059, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=104105, PETRI_PLACES=614, PETRI_TRANSITIONS=3492} [2021-03-25 09:51:51,438 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 583 predicate places. [2021-03-25 09:51:51,438 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:51,438 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 614 places, 3492 transitions, 104105 flow [2021-03-25 09:51:51,438 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 614 places, 3492 transitions, 104105 flow [2021-03-25 09:51:51,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 614 places, 3492 transitions, 104105 flow [2021-03-25 09:51:55,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2817], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 10#L49true, Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), 54#(<= i2 i1), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* 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0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) 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(<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3370#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= 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(not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:55,246 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:55,246 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:55,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:51:55,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:51:56,686 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2817], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) 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i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:56,686 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:56,686 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:56,686 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:56,686 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:57,656 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][227], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 9#L62true, Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 10#L49true, Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 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2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:51:57,656 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 09:51:57,656 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:57,656 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 09:51:57,656 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 09:51:58,928 INFO L129 PetriNetUnfolder]: 9328/15123 cut-off events. [2021-03-25 09:51:58,928 INFO L130 PetriNetUnfolder]: For 1191632/1198269 co-relation queries the response was YES. [2021-03-25 09:51:59,216 INFO L84 FinitePrefix]: Finished finitePrefix Result has 252227 conditions, 15123 events. 9328/15123 cut-off events. For 1191632/1198269 co-relation queries the response was YES. Maximal size of possible extension queue 1117. Compared 113580 event pairs, 449 based on Foata normal form. 80/15110 useless extension candidates. Maximal degree in co-relation 251518. Up to 8074 conditions per place. [2021-03-25 09:51:59,664 INFO L142 LiptonReduction]: Number of co-enabled transitions 20392 [2021-03-25 09:52:03,350 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:52:03,351 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:52:03,351 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11913 [2021-03-25 09:52:03,351 INFO L480 AbstractCegarLoop]: Abstraction has has 614 places, 3492 transitions, 104107 flow [2021-03-25 09:52:03,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:52:03,351 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:03,351 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:03,566 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:03,566 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:52:03,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:03,567 INFO L82 PathProgramCache]: Analyzing trace with hash 289559534, now seen corresponding path program 4 times [2021-03-25 09:52:03,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:03,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329958978] [2021-03-25 09:52:03,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:03,623 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:52:03,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,629 INFO L142 QuantifierPusher]: treesize reduction 18, result has 75.0 percent of original size [2021-03-25 09:52:03,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:52:03,645 INFO L142 QuantifierPusher]: treesize reduction 42, result has 70.8 percent of original size [2021-03-25 09:52:03,645 INFO L147 QuantifierPusher]: treesize reduction 8, result has 92.2 percent of original size 94 [2021-03-25 09:52:03,678 INFO L142 QuantifierPusher]: treesize reduction 19, result has 72.1 percent of original size [2021-03-25 09:52:03,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:52:03,696 INFO L142 QuantifierPusher]: treesize reduction 15, result has 51.6 percent of original size [2021-03-25 09:52:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:52:03,707 INFO L142 QuantifierPusher]: treesize reduction 24, result has 36.8 percent of original size [2021-03-25 09:52:03,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:03,717 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 09:52:03,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329958978] [2021-03-25 09:52:03,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334523428] [2021-03-25 09:52:03,718 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:03,738 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:52:03,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:52:03,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:52:03,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:03,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:03,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,751 INFO L147 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size 33 [2021-03-25 09:52:03,752 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-03-25 09:52:03,752 INFO L147 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size 24 [2021-03-25 09:52:03,752 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-25 09:52:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:03,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:03,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:52:03,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:52:03,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:52:03,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:52:03,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:52:03,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:03,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:03,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:03,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:03,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:52:03,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:52:03,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:03,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:52:03,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:52:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:52:03,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:52:03,808 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 33 [2021-03-25 09:52:03,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,809 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size 24 [2021-03-25 09:52:03,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-25 09:52:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:03,809 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:52:03,818 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:03,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:52:03,819 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 09:52:03,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:03,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:03,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,836 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size 28 [2021-03-25 09:52:03,837 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-03-25 09:52:03,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:03,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:52:03,872 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 09:52:03,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:03,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:52:03,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386991178] [2021-03-25 09:52:03,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:52:03,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:03,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:52:03,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:52:03,873 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 138 [2021-03-25 09:52:03,873 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 614 places, 3492 transitions, 104107 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:52:03,873 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:03,873 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 138 [2021-03-25 09:52:03,873 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:12,418 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][129], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), 54#(<= i2 i1), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ 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109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 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2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or 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i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:12,419 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:52:12,419 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:12,419 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:52:12,419 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:14,360 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][129], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) 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t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:14,360 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:14,361 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:14,361 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:14,361 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:17,852 INFO L129 PetriNetUnfolder]: 9367/14997 cut-off events. [2021-03-25 09:52:17,852 INFO L130 PetriNetUnfolder]: For 1198012/1282294 co-relation queries the response was YES. [2021-03-25 09:52:18,097 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265517 conditions, 14997 events. 9367/14997 cut-off events. For 1198012/1282294 co-relation queries the response was YES. Maximal size of possible extension queue 1109. Compared 110016 event pairs, 622 based on Foata normal form. 1103/16010 useless extension candidates. Maximal degree in co-relation 264774. Up to 12318 conditions per place. [2021-03-25 09:52:18,265 INFO L132 encePairwiseOnDemand]: 98/138 looper letters, 3332 selfloop transitions, 171 changer transitions 0/3515 dead transitions. [2021-03-25 09:52:18,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 3515 transitions, 112540 flow [2021-03-25 09:52:18,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:52:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:52:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 452 transitions. [2021-03-25 09:52:18,266 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21835748792270532 [2021-03-25 09:52:18,266 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 452 transitions. [2021-03-25 09:52:18,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 452 transitions. [2021-03-25 09:52:18,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:18,266 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 452 transitions. [2021-03-25 09:52:18,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 30.133333333333333) internal successors, (452), 15 states have internal predecessors, (452), 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 09:52:18,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 138.0) internal successors, (2208), 16 states have internal predecessors, (2208), 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 09:52:18,281 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 138.0) internal successors, (2208), 16 states have internal predecessors, (2208), 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 09:52:18,281 INFO L185 Difference]: Start difference. First operand has 614 places, 3492 transitions, 104107 flow. Second operand 15 states and 452 transitions. [2021-03-25 09:52:18,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 3515 transitions, 112540 flow [2021-03-25 09:52:30,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 621 places, 3515 transitions, 111779 flow, removed 335 selfloop flow, removed 7 redundant places. [2021-03-25 09:52:30,131 INFO L241 Difference]: Finished difference. Result has 623 places, 3514 transitions, 105091 flow [2021-03-25 09:52:30,133 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=103346, PETRI_DIFFERENCE_MINUEND_PLACES=607, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3492, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=156, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=105091, PETRI_PLACES=623, PETRI_TRANSITIONS=3514} [2021-03-25 09:52:30,133 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 592 predicate places. [2021-03-25 09:52:30,133 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:30,133 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 623 places, 3514 transitions, 105091 flow [2021-03-25 09:52:30,133 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 623 places, 3514 transitions, 105091 flow [2021-03-25 09:52:30,169 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 623 places, 3514 transitions, 105091 flow [2021-03-25 09:52:35,119 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2844], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 10#L49true, Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* 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0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= 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(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 3883#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), Black: 3919#(and (= (select x 1) s2) (or (= (+ s2 i1 t12) (+ s1 2)) (not (= i2 i1))) (= 2 i1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2)) (or (= t12 s2) (not (= i1 (+ i2 1))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 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(<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:35,119 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:52:35,119 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:52:35,119 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:35,119 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:36,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2844], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and 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(or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3370#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 3883#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), Black: 3919#(and (= (select x 1) s2) (or (= (+ s2 i1 t12) (+ s1 2)) (not (= i2 i1))) (= 2 i1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2)) (or (= t12 s2) (not (= i1 (+ i2 1))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:36,408 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:36,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:36,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:36,408 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:37,931 INFO L129 PetriNetUnfolder]: 9356/15180 cut-off events. [2021-03-25 09:52:37,931 INFO L130 PetriNetUnfolder]: For 1223429/1237154 co-relation queries the response was YES. [2021-03-25 09:52:38,498 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254301 conditions, 15180 events. 9356/15180 cut-off events. For 1223429/1237154 co-relation queries the response was YES. Maximal size of possible extension queue 1139. Compared 114533 event pairs, 524 based on Foata normal form. 114/15200 useless extension candidates. Maximal degree in co-relation 253624. Up to 8092 conditions per place. [2021-03-25 09:52:38,747 INFO L142 LiptonReduction]: Number of co-enabled transitions 20550 [2021-03-25 09:52:42,399 INFO L154 LiptonReduction]: Checked pairs total: 10 [2021-03-25 09:52:42,399 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:52:42,399 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12266 [2021-03-25 09:52:42,399 INFO L480 AbstractCegarLoop]: Abstraction has has 623 places, 3514 transitions, 105167 flow [2021-03-25 09:52:42,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:52:42,400 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:42,400 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:42,614 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-03-25 09:52:42,614 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:52:42,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:42,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1590008514, now seen corresponding path program 1 times [2021-03-25 09:52:42,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:42,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664795644] [2021-03-25 09:52:42,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:42,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,659 INFO L142 QuantifierPusher]: treesize reduction 18, result has 75.0 percent of original size [2021-03-25 09:52:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:52:42,690 INFO L142 QuantifierPusher]: treesize reduction 82, result has 45.0 percent of original size [2021-03-25 09:52:42,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 09:52:42,716 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.2 percent of original size [2021-03-25 09:52:42,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:52:42,746 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-03-25 09:52:42,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:52:42,765 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 09:52:42,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:42,776 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 09:52:42,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664795644] [2021-03-25 09:52:42,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602236258] [2021-03-25 09:52:42,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:42,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:52:42,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:42,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:42,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,803 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-25 09:52:42,803 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-25 09:52:42,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,820 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-03-25 09:52:42,820 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-03-25 09:52:42,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:42,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:42,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:42,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:52:42,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:52:42,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:52:42,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:52:42,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:52:42,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:42,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:52:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:42,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:42,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:52:42,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:52:42,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:52:42,868 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 30 [2021-03-25 09:52:42,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-25 09:52:42,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-25 09:52:42,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:42,871 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:52:42,878 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,879 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:52:42,879 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-03-25 09:52:42,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,895 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:52:42,896 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:52:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:52:42,939 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 09:52:42,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:42,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:52:42,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659550458] [2021-03-25 09:52:42,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:52:42,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:42,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:52:42,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:52:42,941 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 140 [2021-03-25 09:52:42,941 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 3514 transitions, 105167 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:52:42,941 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:42,941 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 140 [2021-03-25 09:52:42,941 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:53,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][120], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ 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(<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:53,430 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:52:53,430 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:52:53,430 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:53,430 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:52:55,505 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][120], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= 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i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 3883#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), Black: 3919#(and (= (select x 1) s2) (or (= (+ s2 i1 t12) (+ s1 2)) (not (= i2 i1))) (= 2 i1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2)) (or (= t12 s2) (not (= i1 (+ i2 1))))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), 3923#true, Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:52:55,505 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:55,505 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:55,505 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:52:55,505 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:59,222 INFO L129 PetriNetUnfolder]: 9377/15005 cut-off events. [2021-03-25 09:52:59,223 INFO L130 PetriNetUnfolder]: For 1218335/1266785 co-relation queries the response was YES. [2021-03-25 09:52:59,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 266986 conditions, 15005 events. 9377/15005 cut-off events. For 1218335/1266785 co-relation queries the response was YES. Maximal size of possible extension queue 1115. Compared 109892 event pairs, 607 based on Foata normal form. 815/15732 useless extension candidates. Maximal degree in co-relation 266261. Up to 12328 conditions per place. [2021-03-25 09:52:59,671 INFO L132 encePairwiseOnDemand]: 98/140 looper letters, 3343 selfloop transitions, 171 changer transitions 0/3526 dead transitions. [2021-03-25 09:52:59,671 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 638 places, 3526 transitions, 112980 flow [2021-03-25 09:52:59,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-25 09:52:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-25 09:52:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 475 transitions. [2021-03-25 09:52:59,672 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21205357142857142 [2021-03-25 09:52:59,672 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 475 transitions. [2021-03-25 09:52:59,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 475 transitions. [2021-03-25 09:52:59,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:59,673 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 475 transitions. [2021-03-25 09:52:59,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 29.6875) internal successors, (475), 16 states have internal predecessors, (475), 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 09:52:59,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 140.0) internal successors, (2380), 17 states have internal predecessors, (2380), 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 09:52:59,674 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 140.0) internal successors, (2380), 17 states have internal predecessors, (2380), 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 09:52:59,674 INFO L185 Difference]: Start difference. First operand has 623 places, 3514 transitions, 105167 flow. Second operand 16 states and 475 transitions. [2021-03-25 09:52:59,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 638 places, 3526 transitions, 112980 flow [2021-03-25 09:53:10,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 629 places, 3526 transitions, 111739 flow, removed 553 selfloop flow, removed 9 redundant places. [2021-03-25 09:53:11,027 INFO L241 Difference]: Finished difference. Result has 630 places, 3526 transitions, 105080 flow [2021-03-25 09:53:11,028 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=104000, PETRI_DIFFERENCE_MINUEND_PLACES=614, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3514, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=160, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3347, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=105080, PETRI_PLACES=630, PETRI_TRANSITIONS=3526} [2021-03-25 09:53:11,029 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 599 predicate places. [2021-03-25 09:53:11,029 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:11,029 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 630 places, 3526 transitions, 105080 flow [2021-03-25 09:53:11,029 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 630 places, 3526 transitions, 105080 flow [2021-03-25 09:53:11,063 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 630 places, 3526 transitions, 105080 flow [2021-03-25 09:53:14,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2853], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 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(= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:14,430 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:14,430 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:14,430 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:53:14,430 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:15,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2853], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ 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n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:15,647 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:53:15,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:15,648 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:15,648 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:16,342 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} 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3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1808#(<= (+ i2 2) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= 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382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= 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0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:16,342 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:53:16,342 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:53:16,342 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:53:16,342 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:53:17,478 INFO L129 PetriNetUnfolder]: 9356/15211 cut-off events. [2021-03-25 09:53:17,478 INFO L130 PetriNetUnfolder]: For 1217503/1223683 co-relation queries the response was YES. [2021-03-25 09:53:17,714 INFO L84 FinitePrefix]: Finished finitePrefix Result has 255107 conditions, 15211 events. 9356/15211 cut-off events. For 1217503/1223683 co-relation queries the response was YES. Maximal size of possible extension queue 1159. Compared 115521 event pairs, 548 based on Foata normal form. 79/15196 useless extension candidates. Maximal degree in co-relation 254393. Up to 8085 conditions per place. [2021-03-25 09:53:17,963 INFO L142 LiptonReduction]: Number of co-enabled transitions 20636 [2021-03-25 09:53:21,770 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:53:21,770 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:53:21,770 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10741 [2021-03-25 09:53:21,770 INFO L480 AbstractCegarLoop]: Abstraction has has 630 places, 3526 transitions, 105092 flow [2021-03-25 09:53:21,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:53:21,770 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:21,770 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:21,983 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2021-03-25 09:53:21,984 INFO L428 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:53:21,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:21,984 INFO L82 PathProgramCache]: Analyzing trace with hash 680481893, now seen corresponding path program 2 times [2021-03-25 09:53:21,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:21,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512900703] [2021-03-25 09:53:21,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:21,994 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-25 09:53:21,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:53:21,999 INFO L142 QuantifierPusher]: treesize reduction 59, result has 42.7 percent of original size [2021-03-25 09:53:22,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:53:22,017 INFO L142 QuantifierPusher]: treesize reduction 15, result has 59.5 percent of original size [2021-03-25 09:53:22,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:53:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:53:22,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:53:22,045 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:53:22,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,055 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 09:53:22,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512900703] [2021-03-25 09:53:22,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812457990] [2021-03-25 09:53:22,056 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:22,076 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:53:22,076 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:53:22,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 09:53:22,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:53:22,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:53:22,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:22,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:22,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:22,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:22,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,117 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size 28 [2021-03-25 09:53:22,117 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:53:22,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:22,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:53:22,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:53:22,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:22,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:53:22,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:53:22,132 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2021-03-25 09:53:22,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,133 INFO L147 QuantifierPusher]: treesize reduction 7, result has 83.7 percent of original size 36 [2021-03-25 09:53:22,133 INFO L142 QuantifierPusher]: treesize reduction 7, result has 83.7 percent of original size [2021-03-25 09:53:22,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:53:22,134 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:53:22,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:53:22,146 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:53:22,146 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:36 [2021-03-25 09:53:22,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:53:22,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:53:22,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,166 INFO L147 QuantifierPusher]: treesize reduction 3, result has 93.2 percent of original size 41 [2021-03-25 09:53:22,166 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.3 percent of original size [2021-03-25 09:53:22,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:22,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:53:22,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:53:22,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,168 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:53:22,168 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:22,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,169 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:53:22,170 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:22,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:22,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:22,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:22,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:22,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:22,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:22,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:22,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:22,203 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 09:53:22,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:53:22,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-25 09:53:22,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232650912] [2021-03-25 09:53:22,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:53:22,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:22,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:53:22,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:53:22,205 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 142 [2021-03-25 09:53:22,205 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 3526 transitions, 105092 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:53:22,205 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:22,205 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 142 [2021-03-25 09:53:22,205 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:31,059 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][129], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ 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109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 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2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or 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(= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:31,060 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:31,060 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:31,060 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:53:31,060 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:32,941 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][129], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 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(<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:32,942 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:53:32,942 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:32,942 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:32,942 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:35,801 INFO L129 PetriNetUnfolder]: 9382/15032 cut-off events. [2021-03-25 09:53:35,801 INFO L130 PetriNetUnfolder]: For 1238657/1310843 co-relation queries the response was YES. [2021-03-25 09:53:36,217 INFO L84 FinitePrefix]: Finished finitePrefix Result has 267774 conditions, 15032 events. 9382/15032 cut-off events. For 1238657/1310843 co-relation queries the response was YES. Maximal size of possible extension queue 1109. Compared 110528 event pairs, 565 based on Foata normal form. 806/15753 useless extension candidates. Maximal degree in co-relation 267160. Up to 12348 conditions per place. [2021-03-25 09:53:36,378 INFO L132 encePairwiseOnDemand]: 94/142 looper letters, 3382 selfloop transitions, 144 changer transitions 0/3538 dead transitions. [2021-03-25 09:53:36,378 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 639 places, 3538 transitions, 112776 flow [2021-03-25 09:53:36,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 09:53:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 09:53:36,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 343 transitions. [2021-03-25 09:53:36,379 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2415492957746479 [2021-03-25 09:53:36,379 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 343 transitions. [2021-03-25 09:53:36,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 343 transitions. [2021-03-25 09:53:36,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:36,379 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 343 transitions. [2021-03-25 09:53:36,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 34.3) internal successors, (343), 10 states have internal predecessors, (343), 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 09:53:36,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 142.0) internal successors, (1562), 11 states have internal predecessors, (1562), 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 09:53:36,381 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 142.0) internal successors, (1562), 11 states have internal predecessors, (1562), 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 09:53:36,381 INFO L185 Difference]: Start difference. First operand has 630 places, 3526 transitions, 105092 flow. Second operand 10 states and 343 transitions. [2021-03-25 09:53:36,381 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 639 places, 3538 transitions, 112776 flow [2021-03-25 09:53:47,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 631 places, 3538 transitions, 111915 flow, removed 386 selfloop flow, removed 8 redundant places. [2021-03-25 09:53:47,117 INFO L241 Difference]: Finished difference. Result has 634 places, 3538 transitions, 105298 flow [2021-03-25 09:53:47,119 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=104235, PETRI_DIFFERENCE_MINUEND_PLACES=622, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3526, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=105298, PETRI_PLACES=634, PETRI_TRANSITIONS=3538} [2021-03-25 09:53:47,119 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 603 predicate places. [2021-03-25 09:53:47,119 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:47,119 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 634 places, 3538 transitions, 105298 flow [2021-03-25 09:53:47,119 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 634 places, 3538 transitions, 105298 flow [2021-03-25 09:53:47,157 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 634 places, 3538 transitions, 105298 flow [2021-03-25 09:53:50,539 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2865], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 10#L49true, Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* 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0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= 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i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:50,539 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:50,539 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:50,539 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:53:50,539 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:53:51,806 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} 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975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:53:51,806 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:53:51,806 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:51,806 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:51,806 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:53:53,969 INFO L129 PetriNetUnfolder]: 9363/15197 cut-off events. [2021-03-25 09:53:53,969 INFO L130 PetriNetUnfolder]: For 1241172/1256525 co-relation queries the response was YES. [2021-03-25 09:53:54,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 255948 conditions, 15197 events. 9363/15197 cut-off events. For 1241172/1256525 co-relation queries the response was YES. Maximal size of possible extension queue 1138. Compared 115008 event pairs, 548 based on Foata normal form. 115/15210 useless extension candidates. Maximal degree in co-relation 255486. Up to 8074 conditions per place. [2021-03-25 09:53:54,761 INFO L142 LiptonReduction]: Number of co-enabled transitions 20748 [2021-03-25 09:53:56,354 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:53:56,355 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:53:56,355 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9236 [2021-03-25 09:53:56,355 INFO L480 AbstractCegarLoop]: Abstraction has has 634 places, 3538 transitions, 105298 flow [2021-03-25 09:53:56,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:53:56,355 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:56,355 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:56,569 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-03-25 09:53:56,569 INFO L428 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:53:56,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:56,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1944539140, now seen corresponding path program 5 times [2021-03-25 09:53:56,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:56,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225940136] [2021-03-25 09:53:56,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:56,580 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:53:56,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:53:56,586 INFO L142 QuantifierPusher]: treesize reduction 18, result has 75.0 percent of original size [2021-03-25 09:53:56,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:53:56,601 INFO L142 QuantifierPusher]: treesize reduction 37, result has 74.5 percent of original size [2021-03-25 09:53:56,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 09:53:56,636 INFO L142 QuantifierPusher]: treesize reduction 20, result has 48.7 percent of original size [2021-03-25 09:53:56,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:56,646 INFO L142 QuantifierPusher]: treesize reduction 15, result has 51.6 percent of original size [2021-03-25 09:53:56,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:53:56,655 INFO L142 QuantifierPusher]: treesize reduction 24, result has 36.8 percent of original size [2021-03-25 09:53:56,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:56,665 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 09:53:56,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225940136] [2021-03-25 09:53:56,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479604484] [2021-03-25 09:53:56,665 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:56,718 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-25 09:53:56,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:53:56,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 09:53:56,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:53:56,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:56,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:53:56,733 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.5 percent of original size 43 [2021-03-25 09:53:56,733 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-03-25 09:53:56,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:56,734 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-03-25 09:53:56,735 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-25 09:53:56,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:53:56,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:53:56,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:56,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:53:56,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:53:56,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:53:56,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:56,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:53:56,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:53:56,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:53:56,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:53:56,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:53:56,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:56,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:53:56,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:53:56,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:53:56,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:53:56,796 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 57 [2021-03-25 09:53:56,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,797 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-03-25 09:53:56,798 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,798 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,798 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:53:56,799 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:53:56,799 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,799 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:53:56,799 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:53:56,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,801 INFO L147 QuantifierPusher]: treesize reduction 33, result has 70.8 percent of original size 80 [2021-03-25 09:53:56,801 INFO L142 QuantifierPusher]: treesize reduction 33, result has 70.8 percent of original size [2021-03-25 09:53:56,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 09:53:56,802 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:53:56,871 INFO L628 ElimStorePlain]: treesize reduction 34, result has 63.4 percent of original size [2021-03-25 09:53:56,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,872 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,873 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,874 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,874 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,875 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:53:56,876 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:53:56,877 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,878 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-25 09:53:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-03-25 09:53:56,880 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,880 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,881 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:53:56,881 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:53:56,883 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:53:56,883 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:56,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-03-25 09:53:56,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-03-25 09:53:56,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-03-25 09:53:56,887 INFO L147 QuantifierPusher]: treesize reduction 48, result has 83.9 percent of original size 251 [2021-03-25 09:53:56,887 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:53:56,887 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:36, output treesize:299 [2021-03-25 09:53:56,888 INFO L142 QuantifierPusher]: treesize reduction 48, result has 83.9 percent of original size [2021-03-25 09:53:56,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-03-25 09:53:56,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:56,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-03-25 09:53:57,048 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2021-03-25 09:53:57,049 INFO L142 QuantifierPusher]: treesize reduction 26, result has 82.8 percent of original size [2021-03-25 09:53:57,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-03-25 09:53:57,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-03-25 09:53:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-03-25 09:53:57,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,053 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:53:57,054 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,055 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-25 09:53:57,055 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,057 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.4 percent of original size 61 [2021-03-25 09:53:57,057 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-25 09:53:57,057 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:53:57,059 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.0 percent of original size 120 [2021-03-25 09:53:57,060 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.0 percent of original size 120 [2021-03-25 09:53:57,060 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.0 percent of original size [2021-03-25 09:53:57,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-03-25 09:53:57,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-03-25 09:53:57,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:53:57,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:57,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:53:57,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-03-25 09:53:57,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,149 INFO L147 QuantifierPusher]: treesize reduction -6, result has 105.0 percent of original size 127 [2021-03-25 09:53:57,150 INFO L142 QuantifierPusher]: treesize reduction -6, result has 105.0 percent of original size [2021-03-25 09:53:57,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-25 09:53:57,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:57,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:53:57,258 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 09:53:57,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:53:57,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:53:57,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281648908] [2021-03-25 09:53:57,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:53:57,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:57,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:53:57,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:53:57,259 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 142 [2021-03-25 09:53:57,259 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 634 places, 3538 transitions, 105298 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:53:57,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:57,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 142 [2021-03-25 09:53:57,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:57,543 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2021-03-25 09:53:57,929 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 83 [2021-03-25 09:53:59,289 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2021-03-25 09:53:59,434 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2021-03-25 09:54:06,224 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][127], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= 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i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:06,225 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:54:06,225 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:06,225 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:54:06,225 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:08,163 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} 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(<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 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t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 4082#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:08,163 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:54:08,163 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:08,163 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:08,163 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:11,394 INFO L129 PetriNetUnfolder]: 9389/15050 cut-off events. [2021-03-25 09:54:11,394 INFO L130 PetriNetUnfolder]: For 1245308/1308953 co-relation queries the response was YES. [2021-03-25 09:54:11,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 268696 conditions, 15050 events. 9389/15050 cut-off events. For 1245308/1308953 co-relation queries the response was YES. Maximal size of possible extension queue 1115. Compared 110928 event pairs, 573 based on Foata normal form. 1137/16098 useless extension candidates. Maximal degree in co-relation 268205. Up to 12335 conditions per place. [2021-03-25 09:54:12,033 INFO L132 encePairwiseOnDemand]: 100/142 looper letters, 3310 selfloop transitions, 228 changer transitions 0/3550 dead transitions. [2021-03-25 09:54:12,034 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 650 places, 3550 transitions, 113004 flow [2021-03-25 09:54:12,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:54:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:54:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 504 transitions. [2021-03-25 09:54:12,035 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2087821043910522 [2021-03-25 09:54:12,035 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 504 transitions. [2021-03-25 09:54:12,035 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 504 transitions. [2021-03-25 09:54:12,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:54:12,035 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 504 transitions. [2021-03-25 09:54:12,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 29.647058823529413) internal successors, (504), 17 states have internal predecessors, (504), 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 09:54:12,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 142.0) internal successors, (2556), 18 states have internal predecessors, (2556), 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 09:54:12,036 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 142.0) internal successors, (2556), 18 states have internal predecessors, (2556), 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 09:54:12,037 INFO L185 Difference]: Start difference. First operand has 634 places, 3538 transitions, 105298 flow. Second operand 17 states and 504 transitions. [2021-03-25 09:54:12,037 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 650 places, 3550 transitions, 113004 flow [2021-03-25 09:54:23,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 645 places, 3550 transitions, 112681 flow, removed 139 selfloop flow, removed 5 redundant places. [2021-03-25 09:54:23,705 INFO L241 Difference]: Finished difference. Result has 646 places, 3550 transitions, 106089 flow [2021-03-25 09:54:23,706 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=104975, PETRI_DIFFERENCE_MINUEND_PLACES=629, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3538, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=216, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=106089, PETRI_PLACES=646, PETRI_TRANSITIONS=3550} [2021-03-25 09:54:23,706 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 615 predicate places. [2021-03-25 09:54:23,707 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:54:23,707 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 646 places, 3550 transitions, 106089 flow [2021-03-25 09:54:23,707 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 646 places, 3550 transitions, 106089 flow [2021-03-25 09:54:23,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 646 places, 3550 transitions, 106089 flow [2021-03-25 09:54:27,714 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2856], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3183#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) 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i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 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(and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 4082#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:27,714 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:54:27,715 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:27,715 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:54:27,715 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:29,051 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][2856], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 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s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 4082#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:29,051 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:54:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:30,892 INFO L129 PetriNetUnfolder]: 9377/15231 cut-off events. [2021-03-25 09:54:30,892 INFO L130 PetriNetUnfolder]: For 1270888/1279989 co-relation queries the response was YES. [2021-03-25 09:54:31,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257306 conditions, 15231 events. 9377/15231 cut-off events. For 1270888/1279989 co-relation queries the response was YES. Maximal size of possible extension queue 1151. Compared 115271 event pairs, 531 based on Foata normal form. 85/15220 useless extension candidates. Maximal degree in co-relation 256725. Up to 8082 conditions per place. [2021-03-25 09:54:31,361 INFO L142 LiptonReduction]: Number of co-enabled transitions 20848 [2021-03-25 09:54:32,938 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:54:32,938 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:54:32,938 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9231 [2021-03-25 09:54:32,938 INFO L480 AbstractCegarLoop]: Abstraction has has 646 places, 3550 transitions, 106089 flow [2021-03-25 09:54:32,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:54:32,938 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:54:32,939 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:54:33,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,52 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:33,153 INFO L428 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:54:33,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:54:33,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1617008856, now seen corresponding path program 1 times [2021-03-25 09:54:33,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:54:33,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138107671] [2021-03-25 09:54:33,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:54:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:33,164 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:54:33,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,171 INFO L142 QuantifierPusher]: treesize reduction 196, result has 34.9 percent of original size [2021-03-25 09:54:33,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-03-25 09:54:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:33,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:54:33,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:54:33,227 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:54:33,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:54:33,237 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 09:54:33,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138107671] [2021-03-25 09:54:33,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643846325] [2021-03-25 09:54:33,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:33,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:54:33,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:54:33,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,263 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size 30 [2021-03-25 09:54:33,264 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-03-25 09:54:33,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:33,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:54:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:33,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:33,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:33,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:33,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:54:33,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:33,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:54:33,362 INFO L354 Elim1Store]: treesize reduction 74, result has 39.8 percent of original size [2021-03-25 09:54:33,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 41 treesize of output 71 [2021-03-25 09:54:33,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,364 INFO L147 QuantifierPusher]: treesize reduction 14, result has 80.3 percent of original size 57 [2021-03-25 09:54:33,364 INFO L142 QuantifierPusher]: treesize reduction 14, result has 80.3 percent of original size [2021-03-25 09:54:33,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:54:33,365 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:54:33,382 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,383 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-03-25 09:54:33,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:54:33,383 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:54 [2021-03-25 09:54:33,384 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size [2021-03-25 09:54:33,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,409 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size 59 [2021-03-25 09:54:33,409 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.8 percent of original size [2021-03-25 09:54:33,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:54:33,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:54:33,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,411 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:54:33,412 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,412 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:54:33,413 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,413 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:54:33,414 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,415 INFO L147 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size 24 [2021-03-25 09:54:33,415 INFO L147 QuantifierPusher]: treesize reduction 12, result has 81.0 percent of original size 51 [2021-03-25 09:54:33,416 INFO L147 QuantifierPusher]: treesize reduction 14, result has 89.3 percent of original size 117 [2021-03-25 09:54:33,417 INFO L147 QuantifierPusher]: treesize reduction 14, result has 90.1 percent of original size 128 [2021-03-25 09:54:33,417 INFO L142 QuantifierPusher]: treesize reduction 14, result has 90.1 percent of original size [2021-03-25 09:54:33,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-03-25 09:54:33,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,513 INFO L147 QuantifierPusher]: treesize reduction 4, result has 95.7 percent of original size 89 [2021-03-25 09:54:33,513 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.7 percent of original size [2021-03-25 09:54:33,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:33,515 INFO L142 QuantifierPusher]: treesize reduction 30, result has 41.2 percent of original size [2021-03-25 09:54:33,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:33,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-25 09:54:33,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 09:54:33,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 09:54:33,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:33,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:54:33,601 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 09:54:33,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:54:33,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:54:33,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644286678] [2021-03-25 09:54:33,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:54:33,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:54:33,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:54:33,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:54:33,602 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 142 [2021-03-25 09:54:33,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 646 places, 3550 transitions, 106089 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:54:33,602 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:54:33,602 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 142 [2021-03-25 09:54:33,602 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:54:33,754 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-03-25 09:54:34,096 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 46 [2021-03-25 09:54:34,351 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2021-03-25 09:54:41,694 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 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1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= 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(and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 4082#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:41,695 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:54:41,695 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:41,695 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:54:41,695 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:54:43,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][115], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 29#L23true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 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Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 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1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), 3370#true, Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 3883#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 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2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< 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3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 4082#true, Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:54:43,658 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:54:43,658 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:43,658 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:54:43,658 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:47,591 INFO L129 PetriNetUnfolder]: 9412/15112 cut-off events. [2021-03-25 09:54:47,592 INFO L130 PetriNetUnfolder]: For 1274386/1325440 co-relation queries the response was YES. [2021-03-25 09:54:48,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 270426 conditions, 15112 events. 9412/15112 cut-off events. For 1274386/1325440 co-relation queries the response was YES. Maximal size of possible extension queue 1120. Compared 111633 event pairs, 565 based on Foata normal form. 954/15982 useless extension candidates. Maximal degree in co-relation 269931. Up to 12372 conditions per place. [2021-03-25 09:54:48,468 INFO L132 encePairwiseOnDemand]: 97/142 looper letters, 3371 selfloop transitions, 194 changer transitions 0/3577 dead transitions. [2021-03-25 09:54:48,468 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 659 places, 3577 transitions, 114487 flow [2021-03-25 09:54:48,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 09:54:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 09:54:48,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 432 transitions. [2021-03-25 09:54:48,469 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21730382293762576 [2021-03-25 09:54:48,469 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 432 transitions. [2021-03-25 09:54:48,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 432 transitions. [2021-03-25 09:54:48,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:54:48,470 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 432 transitions. [2021-03-25 09:54:48,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 30.857142857142858) internal successors, (432), 14 states have internal predecessors, (432), 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 09:54:48,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 142.0) internal successors, (2130), 15 states have internal predecessors, (2130), 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 09:54:48,471 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 142.0) internal successors, (2130), 15 states have internal predecessors, (2130), 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 09:54:48,471 INFO L185 Difference]: Start difference. First operand has 646 places, 3550 transitions, 106089 flow. Second operand 14 states and 432 transitions. [2021-03-25 09:54:48,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 659 places, 3577 transitions, 114487 flow [2021-03-25 09:55:01,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 3577 transitions, 113550 flow, removed 300 selfloop flow, removed 11 redundant places. [2021-03-25 09:55:01,494 INFO L241 Difference]: Finished difference. Result has 652 places, 3577 transitions, 106974 flow [2021-03-25 09:55:01,496 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=105152, PETRI_DIFFERENCE_MINUEND_PLACES=635, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=175, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=106974, PETRI_PLACES=652, PETRI_TRANSITIONS=3577} [2021-03-25 09:55:01,496 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 621 predicate places. [2021-03-25 09:55:01,496 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:55:01,496 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 652 places, 3577 transitions, 106974 flow [2021-03-25 09:55:01,496 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 652 places, 3577 transitions, 106974 flow [2021-03-25 09:55:01,534 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 652 places, 3577 transitions, 106974 flow [2021-03-25 09:55:06,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][10], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 675#true, Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 3748#true, Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and 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(= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 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(<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:06,259 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:55:06,259 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:06,259 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:55:06,259 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:07,334 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][10], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 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t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:07,334 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:55:07,334 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:07,334 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:07,334 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:09,920 INFO L129 PetriNetUnfolder]: 9388/15238 cut-off events. [2021-03-25 09:55:09,920 INFO L130 PetriNetUnfolder]: For 1318751/1328437 co-relation queries the response was YES. [2021-03-25 09:55:10,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259359 conditions, 15238 events. 9388/15238 cut-off events. For 1318751/1328437 co-relation queries the response was YES. Maximal size of possible extension queue 1164. Compared 115338 event pairs, 518 based on Foata normal form. 92/15239 useless extension candidates. Maximal degree in co-relation 258892. Up to 8092 conditions per place. [2021-03-25 09:55:10,786 INFO L142 LiptonReduction]: Number of co-enabled transitions 21104 [2021-03-25 09:55:14,278 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:55:14,278 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:55:14,278 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12782 [2021-03-25 09:55:14,279 INFO L480 AbstractCegarLoop]: Abstraction has has 652 places, 3577 transitions, 106986 flow [2021-03-25 09:55:14,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:55:14,279 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:55:14,279 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:55:14,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:14,493 INFO L428 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:55:14,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:55:14,494 INFO L82 PathProgramCache]: Analyzing trace with hash 2044198782, now seen corresponding path program 6 times [2021-03-25 09:55:14,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:55:14,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983562376] [2021-03-25 09:55:14,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:55:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:14,537 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:55:14,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,543 INFO L142 QuantifierPusher]: treesize reduction 18, result has 75.0 percent of original size [2021-03-25 09:55:14,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:55:14,559 INFO L142 QuantifierPusher]: treesize reduction 37, result has 74.5 percent of original size [2021-03-25 09:55:14,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 09:55:14,595 INFO L142 QuantifierPusher]: treesize reduction 20, result has 48.7 percent of original size [2021-03-25 09:55:14,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:55:14,605 INFO L142 QuantifierPusher]: treesize reduction 15, result has 51.6 percent of original size [2021-03-25 09:55:14,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:55:14,616 INFO L142 QuantifierPusher]: treesize reduction 24, result has 36.8 percent of original size [2021-03-25 09:55:14,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:14,626 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 09:55:14,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983562376] [2021-03-25 09:55:14,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620883170] [2021-03-25 09:55:14,627 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:14,647 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 09:55:14,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:55:14,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:55:14,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:55:14,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:14,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,654 INFO L147 QuantifierPusher]: treesize reduction 9, result has 78.6 percent of original size 33 [2021-03-25 09:55:14,654 INFO L142 QuantifierPusher]: treesize reduction 9, result has 79.1 percent of original size [2021-03-25 09:55:14,655 INFO L147 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size 24 [2021-03-25 09:55:14,655 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-25 09:55:14,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:14,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:14,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:14,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:14,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:55:14,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:14,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:55:14,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:55:14,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:14,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:55:14,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:55:14,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:55:14,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:55:14,702 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 33 [2021-03-25 09:55:14,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,703 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size 24 [2021-03-25 09:55:14,703 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-25 09:55:14,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:14,704 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:55:14,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:14,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:55:14,714 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:30 [2021-03-25 09:55:14,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:14,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:14,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,733 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-03-25 09:55:14,734 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-25 09:55:14,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:55:14,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:55:14,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:55:14,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,752 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size 28 [2021-03-25 09:55:14,753 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-03-25 09:55:14,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:14,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:55:14,788 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 09:55:14,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:55:14,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:55:14,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831840209] [2021-03-25 09:55:14,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:55:14,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:55:14,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:55:14,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:55:14,789 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 143 [2021-03-25 09:55:14,789 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 652 places, 3577 transitions, 106986 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:55:14,789 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:55:14,789 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 143 [2021-03-25 09:55:14,789 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:55:22,838 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][103], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 3748#true, Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 4264#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 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i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) 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s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:22,838 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:55:22,838 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:22,838 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:22,838 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:55:24,778 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][103], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, 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t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:24,779 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:55:24,779 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:24,779 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:24,779 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:28,698 INFO L129 PetriNetUnfolder]: 9411/15098 cut-off events. [2021-03-25 09:55:28,698 INFO L130 PetriNetUnfolder]: For 1297753/1366858 co-relation queries the response was YES. [2021-03-25 09:55:29,030 INFO L84 FinitePrefix]: Finished finitePrefix Result has 271994 conditions, 15098 events. 9411/15098 cut-off events. For 1297753/1366858 co-relation queries the response was YES. Maximal size of possible extension queue 1125. Compared 111195 event pairs, 631 based on Foata normal form. 926/15933 useless extension candidates. Maximal degree in co-relation 271498. Up to 12389 conditions per place. [2021-03-25 09:55:29,214 INFO L132 encePairwiseOnDemand]: 104/143 looper letters, 3423 selfloop transitions, 146 changer transitions 0/3581 dead transitions. [2021-03-25 09:55:29,214 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 662 places, 3581 transitions, 114418 flow [2021-03-25 09:55:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:55:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:55:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 364 transitions. [2021-03-25 09:55:29,215 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23140495867768596 [2021-03-25 09:55:29,215 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 364 transitions. [2021-03-25 09:55:29,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 364 transitions. [2021-03-25 09:55:29,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:55:29,223 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 364 transitions. [2021-03-25 09:55:29,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 33.09090909090909) internal successors, (364), 11 states have internal predecessors, (364), 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 09:55:29,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 143.0) internal successors, (1716), 12 states have internal predecessors, (1716), 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 09:55:29,225 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 143.0) internal successors, (1716), 12 states have internal predecessors, (1716), 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 09:55:29,225 INFO L185 Difference]: Start difference. First operand has 652 places, 3577 transitions, 106986 flow. Second operand 11 states and 364 transitions. [2021-03-25 09:55:29,225 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 662 places, 3581 transitions, 114418 flow [2021-03-25 09:55:42,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 657 places, 3581 transitions, 113699 flow, removed 337 selfloop flow, removed 5 redundant places. [2021-03-25 09:55:42,409 INFO L241 Difference]: Finished difference. Result has 658 places, 3581 transitions, 106868 flow [2021-03-25 09:55:42,410 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=143, PETRI_DIFFERENCE_MINUEND_FLOW=106267, PETRI_DIFFERENCE_MINUEND_PLACES=647, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=142, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3431, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=106868, PETRI_PLACES=658, PETRI_TRANSITIONS=3581} [2021-03-25 09:55:42,410 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 627 predicate places. [2021-03-25 09:55:42,410 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:55:42,410 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 658 places, 3581 transitions, 106868 flow [2021-03-25 09:55:42,410 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 658 places, 3581 transitions, 106868 flow [2021-03-25 09:55:42,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 658 places, 3581 transitions, 106868 flow [2021-03-25 09:55:47,295 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][7], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, 3748#true, Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 4264#true, Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 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s1))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), 2903#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= 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3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:47,296 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:55:47,296 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:47,296 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:55:47,296 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:55:48,664 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][7], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not 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i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:48,665 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:55:48,665 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:48,665 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:48,665 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:55:49,409 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} 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(= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), 2332#true, Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ 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t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), 4006#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= 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s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:55:49,410 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:49,410 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:55:49,410 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:55:49,410 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:55:50,829 INFO L129 PetriNetUnfolder]: 9395/15250 cut-off events. [2021-03-25 09:55:50,830 INFO L130 PetriNetUnfolder]: For 1316424/1325640 co-relation queries the response was YES. [2021-03-25 09:55:51,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259398 conditions, 15250 events. 9395/15250 cut-off events. For 1316424/1325640 co-relation queries the response was YES. Maximal size of possible extension queue 1175. Compared 115494 event pairs, 526 based on Foata normal form. 99/15256 useless extension candidates. Maximal degree in co-relation 258926. Up to 8083 conditions per place. [2021-03-25 09:55:51,318 INFO L142 LiptonReduction]: Number of co-enabled transitions 21140 [2021-03-25 09:55:55,314 INFO L154 LiptonReduction]: Checked pairs total: 9 [2021-03-25 09:55:55,315 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:55:55,315 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12905 [2021-03-25 09:55:55,316 INFO L480 AbstractCegarLoop]: Abstraction has has 658 places, 3581 transitions, 106876 flow [2021-03-25 09:55:55,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:55:55,316 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:55:55,316 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:55:55,530 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-03-25 09:55:55,530 INFO L428 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:55:55,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:55:55,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1620636152, now seen corresponding path program 1 times [2021-03-25 09:55:55,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:55:55,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91213941] [2021-03-25 09:55:55,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:55:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:55,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:55,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:55:55,551 INFO L142 QuantifierPusher]: treesize reduction 41, result has 42.3 percent of original size [2021-03-25 09:55:55,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:55,569 INFO L142 QuantifierPusher]: treesize reduction 13, result has 65.8 percent of original size [2021-03-25 09:55:55,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:55:55,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:55:55,608 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:55:55,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:55,620 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 09:55:55,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91213941] [2021-03-25 09:55:55,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729345609] [2021-03-25 09:55:55,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:55,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:55:55,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:55:55,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:55,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:55,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,677 INFO L147 QuantifierPusher]: treesize reduction 7, result has 87.9 percent of original size 51 [2021-03-25 09:55:55,678 INFO L142 QuantifierPusher]: treesize reduction 7, result has 88.1 percent of original size [2021-03-25 09:55:55,678 INFO L147 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size 46 [2021-03-25 09:55:55,678 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-25 09:55:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:55:55,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:55:55,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:55,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:55:55,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:55:55,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:55,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:55:55,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:55:55,720 INFO L354 Elim1Store]: treesize reduction 35, result has 36.4 percent of original size [2021-03-25 09:55:55,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 51 [2021-03-25 09:55:55,721 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-25 09:55:55,721 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size 23 [2021-03-25 09:55:55,722 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-03-25 09:55:55,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:55:55,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:55:55,731 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:55:55,732 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:55:55,732 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:23 [2021-03-25 09:55:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:55:55,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:55:55,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,751 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-03-25 09:55:55,752 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-03-25 09:55:55,752 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:55:55,753 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-25 09:55:55,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,773 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-25 09:55:55,773 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-03-25 09:55:55,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:55,814 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 09:55:55,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:55:55,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-25 09:55:55,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874396315] [2021-03-25 09:55:55,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:55:55,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:55:55,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:55:55,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:55:55,815 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 145 [2021-03-25 09:55:55,816 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 658 places, 3581 transitions, 106876 flow. Second operand has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:55:55,816 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:55:55,816 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 145 [2021-03-25 09:55:55,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:56:03,794 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][107], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ 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3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:03,794 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:56:03,794 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:03,794 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:03,794 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:56:06,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][107], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) 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(not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:06,292 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:56:06,292 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:06,292 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:06,292 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:10,718 INFO L129 PetriNetUnfolder]: 9788/15758 cut-off events. [2021-03-25 09:56:10,719 INFO L130 PetriNetUnfolder]: For 1395007/1441387 co-relation queries the response was YES. [2021-03-25 09:56:11,243 INFO L84 FinitePrefix]: Finished finitePrefix Result has 285639 conditions, 15758 events. 9788/15758 cut-off events. For 1395007/1441387 co-relation queries the response was YES. Maximal size of possible extension queue 1168. Compared 117206 event pairs, 637 based on Foata normal form. 1097/16763 useless extension candidates. Maximal degree in co-relation 285133. Up to 12635 conditions per place. [2021-03-25 09:56:11,423 INFO L132 encePairwiseOnDemand]: 90/145 looper letters, 3148 selfloop transitions, 664 changer transitions 0/3824 dead transitions. [2021-03-25 09:56:11,423 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 682 places, 3824 transitions, 125559 flow [2021-03-25 09:56:11,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 09:56:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 09:56:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 708 transitions. [2021-03-25 09:56:11,425 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.19531034482758622 [2021-03-25 09:56:11,425 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 708 transitions. [2021-03-25 09:56:11,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 708 transitions. [2021-03-25 09:56:11,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:56:11,425 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 708 transitions. [2021-03-25 09:56:11,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 28.32) internal successors, (708), 25 states have internal predecessors, (708), 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 09:56:11,427 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 145.0) internal successors, (3770), 26 states have internal predecessors, (3770), 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 09:56:11,427 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 145.0) internal successors, (3770), 26 states have internal predecessors, (3770), 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 09:56:11,427 INFO L185 Difference]: Start difference. First operand has 658 places, 3581 transitions, 106876 flow. Second operand 25 states and 708 transitions. [2021-03-25 09:56:11,427 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 682 places, 3824 transitions, 125559 flow [2021-03-25 09:56:22,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 671 places, 3824 transitions, 124983 flow, removed 120 selfloop flow, removed 11 redundant places. [2021-03-25 09:56:22,947 INFO L241 Difference]: Finished difference. Result has 680 places, 3824 transitions, 119423 flow [2021-03-25 09:56:22,949 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=145, PETRI_DIFFERENCE_MINUEND_FLOW=106300, PETRI_DIFFERENCE_MINUEND_PLACES=647, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3581, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=470, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3006, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=119423, PETRI_PLACES=680, PETRI_TRANSITIONS=3824} [2021-03-25 09:56:22,949 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 649 predicate places. [2021-03-25 09:56:22,949 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:56:22,949 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 680 places, 3824 transitions, 119423 flow [2021-03-25 09:56:22,949 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 680 places, 3824 transitions, 119423 flow [2021-03-25 09:56:22,987 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 680 places, 3824 transitions, 119423 flow [2021-03-25 09:56:26,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3255], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 3748#true, Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 4306#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), 4343#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 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1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:26,706 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:56:26,706 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:26,706 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:26,706 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:56:28,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3255], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= 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(= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:28,170 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:56:28,170 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:28,170 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:28,170 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:30,654 INFO L129 PetriNetUnfolder]: 9759/15705 cut-off events. [2021-03-25 09:56:30,654 INFO L130 PetriNetUnfolder]: For 1458170/1466040 co-relation queries the response was YES. [2021-03-25 09:56:30,913 INFO L84 FinitePrefix]: Finished finitePrefix Result has 278168 conditions, 15705 events. 9759/15705 cut-off events. For 1458170/1466040 co-relation queries the response was YES. Maximal size of possible extension queue 1160. Compared 117348 event pairs, 451 based on Foata normal form. 61/15666 useless extension candidates. Maximal degree in co-relation 277581. Up to 8547 conditions per place. [2021-03-25 09:56:31,180 INFO L142 LiptonReduction]: Number of co-enabled transitions 22494 [2021-03-25 09:56:35,686 INFO L154 LiptonReduction]: Checked pairs total: 31 [2021-03-25 09:56:35,686 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 09:56:35,686 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12737 [2021-03-25 09:56:35,686 INFO L480 AbstractCegarLoop]: Abstraction has has 680 places, 3824 transitions, 119594 flow [2021-03-25 09:56:35,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 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 09:56:35,686 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:56:35,686 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:56:35,900 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-03-25 09:56:35,901 INFO L428 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:56:35,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:56:35,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1069709517, now seen corresponding path program 1 times [2021-03-25 09:56:35,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:56:35,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774998092] [2021-03-25 09:56:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:56:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:35,909 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:56:35,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:35,915 INFO L142 QuantifierPusher]: treesize reduction 39, result has 73.3 percent of original size [2021-03-25 09:56:35,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 09:56:35,956 INFO L142 QuantifierPusher]: treesize reduction 27, result has 49.1 percent of original size [2021-03-25 09:56:35,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:56:35,976 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:56:35,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:56:35,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:35,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:56:36,010 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:56:36,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,020 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 09:56:36,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774998092] [2021-03-25 09:56:36,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856370083] [2021-03-25 09:56:36,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:36,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-25 09:56:36,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:56:36,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,057 INFO L147 QuantifierPusher]: treesize reduction -1, result has 104.5 percent of original size 23 [2021-03-25 09:56:36,057 INFO L142 QuantifierPusher]: treesize reduction -1, result has 104.3 percent of original size [2021-03-25 09:56:36,057 INFO L147 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size 13 [2021-03-25 09:56:36,057 INFO L142 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size [2021-03-25 09:56:36,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:36,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:36,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:56:36,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:36,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:36,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:36,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:36,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:56:36,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:36,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:56:36,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:36,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:36,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:56:36,101 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2021-03-25 09:56:36,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,102 INFO L147 QuantifierPusher]: treesize reduction 4, result has 90.0 percent of original size 36 [2021-03-25 09:56:36,102 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.0 percent of original size [2021-03-25 09:56:36,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:56:36,103 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:56:36,113 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,114 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:56:36,115 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,116 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:56:36,116 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:36,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:36,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:36,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:56:36,118 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:12 [2021-03-25 09:56:36,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,129 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-03-25 09:56:36,129 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 09:56:36,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:36,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:36,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:36,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:36,157 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 09:56:36,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:56:36,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-25 09:56:36,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593399589] [2021-03-25 09:56:36,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:56:36,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:56:36,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:56:36,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:56:36,158 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 152 [2021-03-25 09:56:36,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 680 places, 3824 transitions, 119594 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:56:36,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:56:36,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 152 [2021-03-25 09:56:36,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:56:46,930 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][141], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 3063#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= 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0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:46,930 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:56:46,931 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:46,931 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:56:46,931 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:56:50,148 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][141], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 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1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1227#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 3282#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1228#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1263#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (= i1 1)), Black: 3348#(and (<= 2 i2) (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (= (select x i1) t11)), Black: 3318#(and (<= 2 i2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), Black: 3354#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 1320#(<= i2 i1), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3370#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, Black: 1808#(<= (+ i2 2) i1), Black: 1813#(<= i2 i1), Black: 1804#true, 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (and (= (mod s1 (- 2)) 0) (< 2 i2)) (and (<= 2 i2) (or (not (= i1 1)) (= s1 (* 2 s2))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))))), Black: 3883#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), Black: 2806#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), 3923#true, Black: 2807#(and (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2))), Black: 4432#(and (or (not (= i2 i1)) (= t22 t21)) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (not (= i2 1)) (= (mod s2 (- 2)) 0))), Black: 2873#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (or (< s2 (+ s1 1)) (not (= i2 i1))) (or (not (= i2 i1)) (<= s1 s2)) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 4416#(and (or (not (= i2 i1)) (= t22 t21)) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 4386#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (not (= i2 1)) (= (mod s2 (- 2)) 0))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 4371#(and (= (select x (+ i1 (- 1))) s1) (= (+ s1 2) (+ i1 (select x (+ i1 (- 1))))) (= (+ s1 (select x (+ s1 (* (select x (+ i1 (- 1))) (- 1)) 1))) (+ s2 (select x (+ i1 (- 1))))) (= (select x i1) t21)), 2903#true, Black: 4346#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 4347#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t21)), Black: 4348#(and (or (not (= i2 i1)) (= t22 t21)) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 4350#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 4430#(and (or (not (= i2 i1)) (= t22 t21)) (= (+ s1 2) (+ i1 (select x (+ i1 (- 1))))) (= 2 i1) (= (+ s1 (select x (+ s1 (* (select x (+ i1 (- 1))) (- 1)) 1))) (+ s2 (select x (+ i1 (- 1))))) (= (select x i1) t21) (or (not (= i2 1)) (= t22 s2))), 4445#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1343#(<= (+ i2 1) i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 382#true, Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), 2432#true, Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), 3476#true, Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), 3544#true, Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:56:50,148 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:56:50,148 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:50,148 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:50,148 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:56:55,648 INFO L129 PetriNetUnfolder]: 9795/15750 cut-off events. [2021-03-25 09:56:55,649 INFO L130 PetriNetUnfolder]: For 1482513/1605487 co-relation queries the response was YES. [2021-03-25 09:56:55,973 INFO L84 FinitePrefix]: Finished finitePrefix Result has 291751 conditions, 15750 events. 9795/15750 cut-off events. For 1482513/1605487 co-relation queries the response was YES. Maximal size of possible extension queue 1158. Compared 116938 event pairs, 575 based on Foata normal form. 2075/17737 useless extension candidates. Maximal degree in co-relation 291011. Up to 12853 conditions per place. [2021-03-25 09:56:56,165 INFO L132 encePairwiseOnDemand]: 97/152 looper letters, 3542 selfloop transitions, 297 changer transitions 0/3851 dead transitions. [2021-03-25 09:56:56,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 693 places, 3851 transitions, 128464 flow [2021-03-25 09:56:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 09:56:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 09:56:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 440 transitions. [2021-03-25 09:56:56,166 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.20676691729323307 [2021-03-25 09:56:56,166 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 440 transitions. [2021-03-25 09:56:56,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 440 transitions. [2021-03-25 09:56:56,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:56:56,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 440 transitions. [2021-03-25 09:56:56,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 31.428571428571427) internal successors, (440), 14 states have internal predecessors, (440), 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 09:56:56,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 152.0) internal successors, (2280), 15 states have internal predecessors, (2280), 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 09:56:56,168 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 152.0) internal successors, (2280), 15 states have internal predecessors, (2280), 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 09:56:56,168 INFO L185 Difference]: Start difference. First operand has 680 places, 3824 transitions, 119594 flow. Second operand 14 states and 440 transitions. [2021-03-25 09:56:56,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 693 places, 3851 transitions, 128464 flow [2021-03-25 09:57:10,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 684 places, 3851 transitions, 121858 flow, removed 3140 selfloop flow, removed 9 redundant places. [2021-03-25 09:57:10,530 INFO L241 Difference]: Finished difference. Result has 687 places, 3851 transitions, 115069 flow [2021-03-25 09:57:10,531 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=113004, PETRI_DIFFERENCE_MINUEND_PLACES=671, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3824, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=275, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3533, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=115069, PETRI_PLACES=687, PETRI_TRANSITIONS=3851} [2021-03-25 09:57:10,531 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 656 predicate places. [2021-03-25 09:57:10,531 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:57:10,531 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 687 places, 3851 transitions, 115069 flow [2021-03-25 09:57:10,531 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 687 places, 3851 transitions, 115069 flow [2021-03-25 09:57:10,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 687 places, 3851 transitions, 115069 flow [2021-03-25 09:57:14,260 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3276], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) 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0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:57:14,261 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:57:14,261 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:14,261 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:57:14,261 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:15,844 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3276], [Black: 2992#(or 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s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:57:15,844 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:57:15,844 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:15,844 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:15,844 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:16,927 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][352], [5#L80true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and 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i2 1)))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 3356#(and (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3279#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 752#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3370#true, Black: 751#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 812#true, Black: 275#(= s2 s1), Black: 296#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 233#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 234#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 313#true, 1343#(<= (+ i2 1) i1), Black: 1813#(<= i2 i1), Black: 1804#true, Black: 1807#(<= (+ i2 1) i1), 1870#true, Black: 2883#(and (or (= s2 s1) (not (= i2 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Black: 2889#(and (or (<= s1 (+ s2 t12)) (not (= i2 i1))) (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2) (or (not (= i2 i1)) (<= (+ s2 t12) s1))), Black: 4386#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (not (= i2 1)) (= (mod s2 (- 2)) 0))), Black: 2859#(and (<= 2 i2) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1))) (<= i1 2)), Black: 4371#(and (= (select x (+ i1 (- 1))) s1) (= (+ s1 2) (+ i1 (select x (+ i1 (- 1))))) (= (+ s1 (select x (+ s1 (* (select x (+ i1 (- 1))) (- 1)) 1))) (+ s2 (select x (+ i1 (- 1))))) (= (select x i1) t21)), 2903#true, Black: 4346#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 4347#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t21)), Black: 4348#(and (or (not (= i2 i1)) (= t22 t21)) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 4350#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 4430#(and (or (not (= i2 i1)) (= t22 t21)) (= (+ s1 2) (+ i1 (select x (+ i1 (- 1))))) (= 2 i1) (= (+ s1 (select x (+ s1 (* (select x (+ i1 (- 1))) (- 1)) 1))) (+ s2 (select x (+ i1 (- 1))))) (= (select x i1) t21) (or (not (= i2 1)) (= t22 s2))), 4445#true, Black: 1316#true, Black: 1319#(<= i2 (+ i1 1)), Black: 1320#(<= i2 i1), 1379#true, Black: 2336#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select 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3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), 4006#true, Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), 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(not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:57:16,927 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:57:16,927 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:57:16,927 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:16,927 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:57:18,733 INFO L129 PetriNetUnfolder]: 9754/15718 cut-off events. [2021-03-25 09:57:18,734 INFO L130 PetriNetUnfolder]: For 1408902/1419351 co-relation queries the response was YES. [2021-03-25 09:57:19,113 INFO L84 FinitePrefix]: Finished finitePrefix Result has 271264 conditions, 15718 events. 9754/15718 cut-off events. For 1408902/1419351 co-relation queries the response was YES. Maximal size of possible extension queue 1173. Compared 117822 event pairs, 521 based on Foata normal form. 80/15697 useless extension candidates. Maximal degree in co-relation 270674. Up to 8461 conditions per place. [2021-03-25 09:57:19,398 INFO L142 LiptonReduction]: Number of co-enabled transitions 22674 [2021-03-25 09:57:21,441 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:57:21,442 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:57:21,442 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10911 [2021-03-25 09:57:21,442 INFO L480 AbstractCegarLoop]: Abstraction has has 687 places, 3851 transitions, 115069 flow [2021-03-25 09:57:21,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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 09:57:21,442 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:57:21,442 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:57:21,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-03-25 09:57:21,657 INFO L428 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:57:21,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:57:21,658 INFO L82 PathProgramCache]: Analyzing trace with hash -349131778, now seen corresponding path program 2 times [2021-03-25 09:57:21,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:57:21,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865214213] [2021-03-25 09:57:21,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:57:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:57:21,712 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:57:21,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,718 INFO L142 QuantifierPusher]: treesize reduction 196, result has 34.9 percent of original size [2021-03-25 09:57:21,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-03-25 09:57:21,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:57:21,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:57:21,770 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:57:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:21,781 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 09:57:21,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865214213] [2021-03-25 09:57:21,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619401525] [2021-03-25 09:57:21,781 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:57:21,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:57:21,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:57:21,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-25 09:57:21,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:57:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:21,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,821 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size 26 [2021-03-25 09:57:21,822 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-03-25 09:57:21,822 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-03-25 09:57:21,822 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-25 09:57:21,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:21,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,838 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-25 09:57:21,838 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-25 09:57:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:57:21,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:57:21,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:57:21,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,852 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size 32 [2021-03-25 09:57:21,853 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-03-25 09:57:21,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:57:21,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:57:21,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:57:21,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:57:21,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:21,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:57:21,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:57:21,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:21,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:57:21,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:57:21,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:21,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:21,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:57:21,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:21,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:57:21,887 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 31 treesize of output 43 [2021-03-25 09:57:21,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,888 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:57:21,888 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:57:21,888 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,889 INFO L147 QuantifierPusher]: treesize reduction 23, result has 30.3 percent of original size 10 [2021-03-25 09:57:21,890 INFO L142 QuantifierPusher]: treesize reduction 23, result has 30.3 percent of original size [2021-03-25 09:57:21,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:57:21,890 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:57:21,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:21,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:57:21,896 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:14 [2021-03-25 09:57:21,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:21,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:21,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:21,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:21,940 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 09:57:21,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:57:21,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:57:21,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877965631] [2021-03-25 09:57:21,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:57:21,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:57:21,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:57:21,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:57:21,941 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 152 [2021-03-25 09:57:21,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 687 places, 3851 transitions, 115069 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:57:21,942 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:57:21,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 152 [2021-03-25 09:57:21,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:57:29,551 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][123], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x 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i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:57:29,551 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:57:29,552 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:29,552 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:29,552 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:57:32,073 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][123], [Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x 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s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1)))]) [2021-03-25 09:57:32,073 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:57:32,073 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:32,073 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:32,073 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:36,884 INFO L129 PetriNetUnfolder]: 9816/15824 cut-off events. [2021-03-25 09:57:36,884 INFO L130 PetriNetUnfolder]: For 1422375/1469274 co-relation queries the response was YES. [2021-03-25 09:57:37,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284966 conditions, 15824 events. 9816/15824 cut-off events. For 1422375/1469274 co-relation queries the response was YES. Maximal size of possible extension queue 1182. Compared 118214 event pairs, 646 based on Foata normal form. 645/16380 useless extension candidates. Maximal degree in co-relation 284336. Up to 12896 conditions per place. [2021-03-25 09:57:37,639 INFO L132 encePairwiseOnDemand]: 103/152 looper letters, 3663 selfloop transitions, 205 changer transitions 0/3880 dead transitions. [2021-03-25 09:57:37,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 702 places, 3880 transitions, 123836 flow [2021-03-25 09:57:37,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-25 09:57:37,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-25 09:57:37,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 490 transitions. [2021-03-25 09:57:37,640 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.20148026315789475 [2021-03-25 09:57:37,640 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 490 transitions. [2021-03-25 09:57:37,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 490 transitions. [2021-03-25 09:57:37,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:57:37,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 490 transitions. [2021-03-25 09:57:37,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 30.625) internal successors, (490), 16 states have internal predecessors, (490), 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 09:57:37,642 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 152.0) internal successors, (2584), 17 states have internal predecessors, (2584), 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 09:57:37,642 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 152.0) internal successors, (2584), 17 states have internal predecessors, (2584), 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 09:57:37,642 INFO L185 Difference]: Start difference. First operand has 687 places, 3851 transitions, 115069 flow. Second operand 16 states and 490 transitions. [2021-03-25 09:57:37,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 702 places, 3880 transitions, 123836 flow [2021-03-25 09:57:50,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 695 places, 3880 transitions, 123308 flow, removed 217 selfloop flow, removed 7 redundant places. [2021-03-25 09:57:50,756 INFO L241 Difference]: Finished difference. Result has 701 places, 3880 transitions, 116212 flow [2021-03-25 09:57:50,757 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=114541, PETRI_DIFFERENCE_MINUEND_PLACES=680, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3851, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=177, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=116212, PETRI_PLACES=701, PETRI_TRANSITIONS=3880} [2021-03-25 09:57:50,757 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 670 predicate places. [2021-03-25 09:57:50,757 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:57:50,757 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 701 places, 3880 transitions, 116212 flow [2021-03-25 09:57:50,757 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 701 places, 3880 transitions, 116212 flow [2021-03-25 09:57:50,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 701 places, 3880 transitions, 116212 flow [2021-03-25 09:57:55,045 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3307], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) s2)), Black: 4605#(and (= s1 (+ (select x 2) (select x 1))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= 3 i2) (= s2 (+ (select x (+ i2 (- 1))) (select x i2) (select x (+ i2 (- 2)))))), Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, 17#L24true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), 675#true, Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 3748#true, Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), 228#true, Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 4306#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), 4343#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 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i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 4514#(and (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 2986#true, Black: 4451#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 4452#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 4525#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) 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i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:57:55,045 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:57:55,045 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:55,045 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:57:55,045 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:57:56,496 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3307], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) 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s1) (<= s1 s2)) (not (= i1 (+ i2 1)))) (= (select x i1) t11)), Black: 2339#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2419#(and (or (= t22 s1) (not (= i1 (+ i2 1)))) (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (or (not (= i2 i1)) (= t11 t22)) (= (select x i1) t11)), Black: 2403#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (not (= i2 i1)) (= t11 t22)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 336#(and (= s2 s1) (= (select x i2) t12)), Black: 319#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2360#(and (= (select x 1) s2) (= (select x (+ i1 (- 1))) s1) (= 2 i1) (= (select x i1) t11)), 382#true, Black: 2335#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t11) (= s2 0)), Black: 818#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2432#true, Black: 886#(and (or (not (= i2 i1)) (and (= t12 t21) (<= 0 s1) (<= s1 0) (= s2 0))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 900#true, Black: 3376#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3377#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3443#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1)))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1))))), Black: 3413#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3449#(and (or (not (= i2 i1)) (= s1 (+ s2 t22))) (or (not (= i1 (+ i2 1))) (= (+ s2 2) (+ i1 t22))) (or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))) (or (= (mod (+ s2 i1) (- 2)) 0) (not (= i1 (+ i2 1))))), Black: 3374#(or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (not (= i1 (+ i2 1)))), Black: 3375#(or (not (= i2 i1)) (and (= t11 t22) (<= s2 s1) (<= s1 s2))), Black: 1936#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 3476#true, Black: 1879#(<= i1 i2), Black: 1934#(and (not (= i1 n)) (<= (+ i1 1) i2)), 1943#true, Black: 3965#(and (or (= s2 s1) (not (= i2 i1))) (or (= (mod s2 (- 2)) 0) (not (= i1 (+ i2 1)))) (= 2 i1)), Black: 2976#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4006#true, Black: 2931#(and (<= 1 i2) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (= (select x i2) t12) (= s2 0)), Black: 2921#(and (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= 2 i1) (<= 0 i2) (= s2 0)), Black: 2909#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), 2986#true, Black: 4514#(and (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 4451#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 4452#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 4525#true, Black: 1382#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1384#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 1385#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1420#(= s2 s1), Black: 1453#(and (or (not (= i2 i1)) (= t11 t22)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1460#true, Black: 449#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 403#(and (= (select x i1) s1) (= s2 0)), Black: 388#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:57:56,496 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:57:56,497 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:56,497 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:56,497 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:57:59,733 INFO L129 PetriNetUnfolder]: 9784/15811 cut-off events. [2021-03-25 09:57:59,733 INFO L130 PetriNetUnfolder]: For 1436218/1447351 co-relation queries the response was YES. [2021-03-25 09:58:00,129 INFO L84 FinitePrefix]: Finished finitePrefix Result has 272928 conditions, 15811 events. 9784/15811 cut-off events. For 1436218/1447351 co-relation queries the response was YES. Maximal size of possible extension queue 1184. Compared 119076 event pairs, 540 based on Foata normal form. 76/15789 useless extension candidates. Maximal degree in co-relation 272331. Up to 8480 conditions per place. [2021-03-25 09:58:00,399 INFO L142 LiptonReduction]: Number of co-enabled transitions 22870 [2021-03-25 09:58:05,113 INFO L154 LiptonReduction]: Checked pairs total: 10 [2021-03-25 09:58:05,114 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:58:05,114 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14357 [2021-03-25 09:58:05,114 INFO L480 AbstractCegarLoop]: Abstraction has has 701 places, 3880 transitions, 116224 flow [2021-03-25 09:58:05,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:58:05,114 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:58:05,114 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:58:05,328 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-03-25 09:58:05,328 INFO L428 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 09:58:05,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:58:05,328 INFO L82 PathProgramCache]: Analyzing trace with hash -409233212, now seen corresponding path program 3 times [2021-03-25 09:58:05,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:58:05,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956823694] [2021-03-25 09:58:05,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:58:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:58:05,340 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-25 09:58:05,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,358 INFO L142 QuantifierPusher]: treesize reduction 196, result has 34.9 percent of original size [2021-03-25 09:58:05,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-03-25 09:58:05,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:58:05,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:58:05,653 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 09:58:05,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:58:05,674 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 09:58:05,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956823694] [2021-03-25 09:58:05,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665165325] [2021-03-25 09:58:05,674 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:58:05,698 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:58:05,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:58:05,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-25 09:58:05,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:58:05,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:05,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:58:05,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:58:05,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:05,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:58:05,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:58:05,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:58:05,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:58:05,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:05,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:58:05,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:05,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:05,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:58:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:05,759 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 56 [2021-03-25 09:58:05,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,761 INFO L147 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size 52 [2021-03-25 09:58:05,761 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-03-25 09:58:05,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:05,762 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:58:05,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:05,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:58:05,781 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:52 [2021-03-25 09:58:05,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:05,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:05,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,808 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.7 percent of original size 51 [2021-03-25 09:58:05,809 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-03-25 09:58:05,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:05,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:58:05,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 09:58:05,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,811 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-03-25 09:58:05,811 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:58:05,812 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,812 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-03-25 09:58:05,812 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:58:05,813 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,813 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-03-25 09:58:05,813 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:58:05,813 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,815 INFO L147 QuantifierPusher]: treesize reduction 29, result has 73.4 percent of original size 80 [2021-03-25 09:58:05,815 INFO L142 QuantifierPusher]: treesize reduction 29, result has 73.4 percent of original size [2021-03-25 09:58:05,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 09:58:05,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,916 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size 48 [2021-03-25 09:58:05,917 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-03-25 09:58:05,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:05,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:58:05,984 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 09:58:05,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:58:05,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-25 09:58:05,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991731898] [2021-03-25 09:58:05,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:58:05,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:58:05,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:58:05,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:58:05,985 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 154 [2021-03-25 09:58:05,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 701 places, 3880 transitions, 116224 flow. Second operand has 13 states, 13 states have (on average 19.0) internal successors, (247), 13 states have internal predecessors, (247), 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 09:58:05,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:58:05,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 154 [2021-03-25 09:58:05,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:58:16,449 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][147], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) s2)), Black: 4605#(and (= s1 (+ (select x 2) (select x 1))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= 3 i2) (= s2 (+ (select x (+ i2 (- 1))) (select x i2) (select x (+ i2 (- 2)))))), 4613#true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 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1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:58:16,449 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:58:16,449 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:58:16,449 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:58:16,449 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:58:19,575 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][147], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) s2)), 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s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:58:19,576 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:58:19,576 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:58:19,576 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:58:19,576 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:58:25,460 INFO L129 PetriNetUnfolder]: 9821/15822 cut-off events. [2021-03-25 09:58:25,460 INFO L130 PetriNetUnfolder]: For 1470660/1600624 co-relation queries the response was YES. [2021-03-25 09:58:25,774 INFO L84 FinitePrefix]: Finished finitePrefix Result has 286168 conditions, 15822 events. 9821/15822 cut-off events. For 1470660/1600624 co-relation queries the response was YES. Maximal size of possible extension queue 1178. Compared 118038 event pairs, 625 based on Foata normal form. 1295/17027 useless extension candidates. Maximal degree in co-relation 285531. Up to 12908 conditions per place. [2021-03-25 09:58:25,951 INFO L132 encePairwiseOnDemand]: 107/154 looper letters, 3676 selfloop transitions, 199 changer transitions 0/3887 dead transitions. [2021-03-25 09:58:25,951 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 713 places, 3887 transitions, 124283 flow [2021-03-25 09:58:25,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:58:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:58:25,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 423 transitions. [2021-03-25 09:58:25,964 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2112887112887113 [2021-03-25 09:58:25,964 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 423 transitions. [2021-03-25 09:58:25,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 423 transitions. [2021-03-25 09:58:25,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:58:25,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 423 transitions. [2021-03-25 09:58:25,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 32.53846153846154) internal successors, (423), 13 states have internal predecessors, (423), 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 09:58:25,966 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 154.0) internal successors, (2156), 14 states have internal predecessors, (2156), 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 09:58:25,966 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 154.0) internal successors, (2156), 14 states have internal predecessors, (2156), 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 09:58:25,966 INFO L185 Difference]: Start difference. First operand has 701 places, 3880 transitions, 116224 flow. Second operand 13 states and 423 transitions. [2021-03-25 09:58:25,966 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 713 places, 3887 transitions, 124283 flow [2021-03-25 09:58:40,531 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 706 places, 3887 transitions, 123531 flow, removed 347 selfloop flow, removed 7 redundant places. [2021-03-25 09:58:40,611 INFO L241 Difference]: Finished difference. Result has 707 places, 3887 transitions, 116198 flow [2021-03-25 09:58:40,612 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=115472, PETRI_DIFFERENCE_MINUEND_PLACES=694, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3880, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=192, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3684, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=116198, PETRI_PLACES=707, PETRI_TRANSITIONS=3887} [2021-03-25 09:58:40,613 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 676 predicate places. [2021-03-25 09:58:40,613 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:58:40,613 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 707 places, 3887 transitions, 116198 flow [2021-03-25 09:58:40,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 707 places, 3887 transitions, 116198 flow [2021-03-25 09:58:40,657 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 707 places, 3887 transitions, 116198 flow [2021-03-25 09:58:45,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3307], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) s2)), Black: 4605#(and (= s1 (+ (select x 2) (select x 1))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= 3 i2) (= s2 (+ (select x (+ i2 (- 1))) (select x i2) (select x (+ i2 (- 2)))))), 4613#true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), 10#L49true, Black: 2991#(or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))), Black: 3055#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (and (<= s1 (+ (select x i1) (select x (+ i1 (- 1))))) (= (select x (+ i1 (- 1))) t12) (<= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= s2 0)) (not (= i1 (+ i2 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 3086#true, 15#L63true, Black: 464#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 17#L24true, 18#L36true, 531#true, 21#L79true, Black: 2570#(and (= 2 i1) (= (+ s2 i1) (+ s1 2)) (= 2 i2)), Black: 2557#(and (= 2 i1) (= 2 i2) (= (+ s2 i1) (+ s1 t11 2))), Black: 2590#(and (or (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 2595#true, Black: 44#(= s2 s1), Black: 3576#(and (= (+ s2 (select x i1) (select x (+ i1 (- 1)))) (+ s1 (select x (+ s1 (* (select x i1) (- 1)) (* (select x (+ i1 (- 1))) (- 1)) 1)))) (= (+ (select x i1) (select x (+ i1 (- 1)))) s1) (= (+ (select x i1) i1 (select x (+ i1 (- 1)))) (+ s1 2))), Black: 3549#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 54#(<= i2 i1), Black: 3550#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 3551#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 3641#true, Black: 1536#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1561#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), 1597#true, Black: 1040#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1038#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 1095#true, Black: 4173#(and (or (and (< (+ i2 1) n) (= s2 s1) (< i1 (+ n 1))) (< (+ i1 1) n) (and (< i1 (+ n 1)) (not (= i1 (+ i2 1)))) (and (< (div (+ (* s2 (- 1)) i1 (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)) (< (div (+ n (* s2 (- 1)) (- 2)) (- 2)) (+ (div (+ s2 (* i1 (- 1)) 2) 2) 1)))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), 4176#true, Black: 2032#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 2033#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4652#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 2130#(and (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (not (= i1 1)) (= t11 s1)) (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 2053#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 565#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2069#(and (or (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0))) (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 2) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 537#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2030#(and (= (select x i2) t12) (or (and (<= s2 s1) (<= s1 s2)) (not (= i2 (+ i1 1))))), Black: 2031#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 2142#true, Black: 76#(<= (+ i2 1) i1), Black: 47#true, 102#true, Black: 2598#(<= i1 (+ i2 2)), Black: 2599#(not (= i1 (+ i2 1))), Black: 2600#(not (= i2 i1)), Black: 2604#(<= i1 i2), 2670#true, Black: 3155#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3091#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)), Black: 3093#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3181#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), 3195#true, Black: 1603#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1631#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21)))), 1668#true, Black: 1104#(<= i1 i2), Black: 1111#(<= i1 (+ i2 1)), Black: 109#(<= i1 i2), 157#true, Black: 3648#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3681#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3736#(and (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ s1 s2) (- 3)) 0))) (and (not (= 2 i2)) (or (= (mod (+ s1 s2) (- 3)) 0) (not (= 2 i1)))))), Black: 3738#(and (= s1 (+ (select x 2) (select x 1))) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (* 2 s1) (+ s2 t11)))) (and (or (= (* 2 s1) (+ s2 t11)) (not (= 2 i1))) (not (= 2 i2)))) (= (+ (select x 2) (select x 1) (select x i2)) s2)), Black: 610#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 635#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 3646#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (not (= i2 (+ i1 1)))), 675#true, Black: 3647#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4256#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), 3748#true, Black: 4244#(and (or (not (= 2 i2)) (= (+ s1 (* 2 t11)) s2)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 i1)) (= (+ s1 t11 t21) s2)) (or (= (+ s1 t11) s2) (not (= i2 i1))) (or (= t11 t21) (not (= 2 i1))) (or (not (= i2 1)) (= s2 (+ (* 2 s1) t11))) (or (not (= i1 1)) (not (= 2 i2)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0)) (or (not (= i1 1)) (= t21 s1)) (or (and (not (= i2 1)) (or (not (= i1 1)) (and (not (= 2 i2)) (= (mod s1 (- 2)) 0)) (= (* 2 s2) (+ s1 (* 4 t11))))) (and (not (= 2 i2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (+ (* s2 (- 1)) t11) 2))) 0)) (or (not (= 2 i1)) (= t11 (+ s1 (div (+ (* s2 (- 1)) t11) 2))))))), Black: 4215#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1)))))), Black: 4248#(and (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod (+ (* s1 2) (* s2 2)) 3) 0))) (and (not (= 2 i2)) (or (= (mod (+ (* s1 2) (* s2 2)) (- 3)) 0) (not (= 2 i1))))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 2149#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2150#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2233#(and (= (select x 1) s2) (= (select x i2) t12) (or (not (= i1 1)) (= t21 s1)) (= (select x 1) s1) (or (not (= i2 i1)) (= t12 t21))), Black: 2186#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2174#(and (= (select x 1) s2) (= (select x i2) t12) (= (select x 1) s1)), 2240#true, Black: 1217#(and (or (not (= i2 i1)) (and (<= t12 s1) (<= s1 t12))) (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1163#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 1673#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1674#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1165#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1734#true, 1222#true, Black: 3232#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), Black: 3224#(and (= s1 0) (or (not (= i1 1)) (= t11 t21)) (or (not (= i2 1)) (= (* 2 t11) s2)) (or (not (= i2 i1)) (= s2 (+ t11 t21)))), 3275#true, Black: 194#(and (or (not (= i2 i1)) (= t12 s1)) (= s2 0)), Black: 163#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2784#(and (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 186#(and (= s2 s1) (= s1 0) (= (select x i2) t12)), Black: 2764#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), 228#true, Black: 2703#(and (= (select x 1) s2) (= (select x i1) t21) (= (select x 1) s1)), Black: 2673#(and (<= (select x i1) s1) (<= s1 (select x i1)) (= s2 0)), Black: 2674#(and (<= (select x (+ i1 (- 1))) s1) (<= s1 (select x (+ i1 (- 1)))) (= (select x i1) t21) (= s2 0)), Black: 2675#(or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))), Black: 709#(and (= s1 0) (or (= (+ s1 t11) s2) (not (= i2 i1)))), Black: 2676#(or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 681#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2677#(or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))), Black: 2678#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2744#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1)))), Black: 2748#(and (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (and (<= s2 s1) (= (select x i1) t21) (<= s1 s2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (or (not (= i1 1)) (= t21 s1)) (or (not (= i2 1)) (= (* 2 s1) s2)) (or (and (= t22 t21) (<= s2 s1) (<= s1 s2)) (not (= i2 i1)))), Black: 2782#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x 1) s2) (or (not (= i2 1)) (= t22 s1)) (= (select x i1) t21) (= (select x 1) s1)), Black: 2718#(and (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div (* s2 (- 1)) 2))) 0)))) (or (= s2 s1) (not (= i2 i1)))), 2799#true, Black: 4306#(and (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1)))) (or (not (= i2 i1)) (= (+ s2 i1) (+ s1 2)))), 4343#true, Black: 3825#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= i1 i2)) (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1)))), Black: 3755#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 3819#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 3788#(and (<= i2 2) (or (= s2 s1) (not (= i2 i1))) (= 2 i1)), 3841#true, Black: 1763#(and (= s1 (+ s2 t22)) (= s2 0)), Black: 1767#(= s2 s1), Black: 1737#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), 1807#(<= (+ i2 1) i1), Black: 2276#(and (= s2 s1) (or (not (= i1 1)) (= t21 s2)) (or (not (= i2 1)) (= t12 s2)) (or (not (= i2 i1)) (= t12 t21))), Black: 2280#(and (or (not (= i1 1)) (= s1 (* 2 s2))) (or (not (= i2 1)) (= t12 s2)) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), Black: 2248#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2284#(and (or (= s2 s1) (not (= i2 i1))) (or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0))) (and (= 0 (mod s2 2)) (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 2))) (* 2 s2)))))), Black: 2268#(and (= (select x 1) t12) (= (select x 1) s1) (= s2 0)), Black: 1302#(and (or (and (= s2 s1) (< 0 n)) (< i1 n)) (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (= i1 1)), 2332#true, Black: 1304#(and (or (not (= i2 i1)) (= t12 t11)) (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1225#(and (= (select x i2) t12) (<= s2 s1) (<= s1 s2)), Black: 1290#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3280#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1306#(and (= s1 0) (or (and (= (+ s1 t11) s2) (< s1 n)) (< i1 n)) (= i1 (+ s1 1)) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 3281#(or (not (= i2 i1)) (and (<= (+ s2 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1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:58:45,412 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:58:45,412 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:58:45,412 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:58:45,412 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 09:58:46,734 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L62-->L63: Formula: (and (= v_i2_23 (+ v_i2_24 1)) (< v_i2_24 v_n_14) (= (select v_x_17 v_i2_23) v_t22_3)) InVars {x=v_x_17, i2=v_i2_24, n=v_n_14} OutVars{t22=v_t22_3, x=v_x_17, i2=v_i2_23, n=v_n_14} AuxVars[] AssignedVars[t22, i2][3307], [Black: 4530#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 4532#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 4564#(and (or (= s2 s1) (not (= i2 i1))) (= 3 i2)), Black: 4603#(and (<= s2 (+ s1 (select x i2))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))) (<= (+ s1 (select x i2)) s2)), Black: 4605#(and (= s1 (+ (select x 2) (select x 1))) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= 3 i2) (= s2 (+ (select x (+ i2 (- 1))) (select x i2) (select x (+ i2 (- 2)))))), 4613#true, Black: 2992#(or (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2993#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 978#(and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 3073#(and (or (and (<= s1 (+ t12 t22)) (= s2 0) (<= (+ t12 t22) s1)) (not (= i2 i1))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1))) (or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))), Black: 980#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 3029#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not 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1)) (<= s1 s2)) (not (= i2 i1))), Black: 399#(and (= s2 s1) (= s1 0) (= (select x i1) t11)), 458#true, Black: 965#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 969#(and (= (select x i1) s1) (or (= t22 s1) (not (= i2 i1))) (= s2 0)), Black: 906#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 924#(and (= (select x i1) s1) (= s2 0)), 975#true, Black: 3479#(<= i1 (+ i2 2)), Black: 3480#(<= i1 (+ i2 1)), Black: 3485#(<= i1 i2), Black: 2516#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (= 2 i1) (or (= t12 s2) (not (= i1 (+ i2 1)))) (or (= s1 (+ s2 t12)) (not (= i2 i1)))), 3544#true, Black: 2502#(and (or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))) (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2)))), Black: 2438#(or (<= (+ i1 1) n) (and (<= s1 (+ s2 t12)) (<= (+ s2 t12) s1)) (not (= i2 i1))), Black: 2439#(or (<= (+ i1 1) n) (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2471#(and (or (= s2 s1) (not (= i2 i1))) (= 2 i1) (or (= 0 (mod s2 2)) (not (= i1 (+ i2 1))))), Black: 2506#(and (or (<= (+ i1 1) n) (not (= i2 i1)) (and (= t12 t11) (<= s2 s1) (<= s1 s2))) (or (and (<= s2 s1) (<= s1 s2) (= (select x i1) t11)) (<= i1 i2))), 2527#true, Black: 2017#(and (or (not (= i2 i1)) (= t22 t21)) (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1977#(and (= t22 s1) (= s2 0)), Black: 1946#(and (= (select x i2) t22) (<= s2 s1) (<= s1 s2)), Black: 1948#(or (not (= i2 i1)) (and (<= (+ s2 t22) s1) (<= s1 (+ s2 t22)))), Black: 1949#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 1999#(= s2 s1), 2025#true, Black: 4073#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t11 t21) s2) (<= s2 (+ s1 t11 t21))) (not (= i2 i1))) (or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2)))), Black: 4012#(or (not (= i2 i1)) (and (<= s2 (+ s1 t11)) (<= (+ s1 t11) s2))), Black: 4013#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1524#(and (= s2 s1) (or (not (= i2 i1)) (= t22 t21)) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 1494#(and (= s1 0) (or (not (= i2 i1)) (= s2 (+ s1 t21))) (= i2 (+ s1 1))), Black: 1498#(and (= i2 1) (or (= s2 s1) (not (= i2 i1)))), Black: 1486#(and (= s2 s1) (= s1 0) (= (select x i2) t22) (= i2 (+ s1 1))), Black: 4593#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (or (and (<= (+ s1 t21) s2) (<= s2 (+ s1 t21))) (not (= i2 i1))))]) [2021-03-25 09:58:46,735 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:58:46,735 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:58:46,735 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:58:46,735 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event