/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/test/hard1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 12:20:56,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 12:20:56,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 12:20:56,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 12:20:56,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 12:20:56,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 12:20:56,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 12:20:56,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 12:20:57,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 12:20:57,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 12:20:57,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 12:20:57,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 12:20:57,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 12:20:57,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 12:20:57,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 12:20:57,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 12:20:57,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 12:20:57,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 12:20:57,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 12:20:57,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 12:20:57,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 12:20:57,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 12:20:57,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 12:20:57,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 12:20:57,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 12:20:57,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 12:20:57,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 12:20:57,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 12:20:57,062 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 12:20:57,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 12:20:57,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 12:20:57,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 12:20:57,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 12:20:57,110 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 12:20:57,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 12:20:57,111 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 12:20:57,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 12:20:57,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 12:20:57,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 12:20:57,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 12:20:57,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 12:20:57,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 12:20:57,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 12:20:57,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 12:20:57,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 12:20:57,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 12:20:57,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 12:20:57,115 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 12:20:57,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 12:20:57,116 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 12:20:57,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 12:20:57,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 12:20:57,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 12:20:57,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 12:20:57,511 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 12:20:57,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl [2021-03-25 12:20:57,524 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl' [2021-03-25 12:20:57,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 12:20:57,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 12:20:57,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 12:20:57,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 12:20:57,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 12:20:57,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 12:20:57,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 12:20:57,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 12:20:57,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 12:20:57,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/1) ... [2021-03-25 12:20:57,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 12:20:57,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 12:20:57,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 12:20:57,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 12:20:57,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (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 12:20:57,694 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 12:20:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 12:20:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 12:20:57,695 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 12:20:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 12:20:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 12:20:57,695 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 12:20:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 12:20:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 12:20:57,695 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 12:20:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 12:20:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 12:20:57,696 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-25 12:20:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-25 12:20:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-25 12:20:57,697 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 12:20:57,886 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 12:20:57,886 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-25 12:20:57,888 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 12:20:57 BoogieIcfgContainer [2021-03-25 12:20:57,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 12:20:57,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 12:20:57,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 12:20:57,893 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 12:20:57,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 12:20:57" (1/2) ... [2021-03-25 12:20:57,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6083c8 and model type hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 12:20:57, skipping insertion in model container [2021-03-25 12:20:57,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 12:20:57" (2/2) ... [2021-03-25 12:20:57,895 INFO L111 eAbstractionObserver]: Analyzing ICFG hard1.wvr.bpl [2021-03-25 12:20:57,901 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 12:20:57,905 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 12:20:57,906 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 12:20:57,949 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 12:20:57,967 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 12:20:57,988 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 12:20:57,988 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 12:20:57,988 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 12:20:57,988 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 12:20:57,988 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 12:20:57,988 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 12:20:57,988 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 12:20:57,989 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 12:20:57,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 33 transitions, 98 flow [2021-03-25 12:20:58,039 INFO L129 PetriNetUnfolder]: 4/29 cut-off events. [2021-03-25 12:20:58,039 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 12:20:58,043 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 29 events. 4/29 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 40 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 25. Up to 2 conditions per place. [2021-03-25 12:20:58,043 INFO L82 GeneralOperation]: Start removeDead. Operand has 42 places, 33 transitions, 98 flow [2021-03-25 12:20:58,061 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 27 transitions, 78 flow [2021-03-25 12:20:58,063 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:20:58,072 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 27 transitions, 78 flow [2021-03-25 12:20:58,079 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 27 transitions, 78 flow [2021-03-25 12:20:58,080 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 27 transitions, 78 flow [2021-03-25 12:20:58,092 INFO L129 PetriNetUnfolder]: 4/27 cut-off events. [2021-03-25 12:20:58,092 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 12:20:58,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 27 events. 4/27 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 50 event pairs, 0 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 25. Up to 2 conditions per place. [2021-03-25 12:20:58,096 INFO L142 LiptonReduction]: Number of co-enabled transitions 288 [2021-03-25 12:20:58,162 INFO L154 LiptonReduction]: Checked pairs total: 336 [2021-03-25 12:20:58,163 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 12:20:58,165 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 103 [2021-03-25 12:20:58,178 INFO L129 PetriNetUnfolder]: 4/21 cut-off events. [2021-03-25 12:20:58,178 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 12:20:58,178 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:20:58,179 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:20:58,179 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:20:58,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:20:58,185 INFO L82 PathProgramCache]: Analyzing trace with hash 694098477, now seen corresponding path program 1 times [2021-03-25 12:20:58,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:20:58,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957995211] [2021-03-25 12:20:58,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:20:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:58,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,321 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 12:20:58,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957995211] [2021-03-25 12:20:58,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:20:58,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 12:20:58,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364335674] [2021-03-25 12:20:58,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 12:20:58,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:20:58,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 12:20:58,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 12:20:58,347 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 38 [2021-03-25 12:20:58,349 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 22 transitions, 68 flow. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,350 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:20:58,350 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 38 [2021-03-25 12:20:58,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:20:58,381 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][21], [34#L66true, 22#L52-1true, 6#L19-1true, thread3Thread1of1ForFork2InUse, 25#L41-1true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 28#L30-1true, thread2Thread1of1ForFork1InUse, 46#true]) [2021-03-25 12:20:58,381 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,381 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,381 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,382 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,389 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 12:20:58,389 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 12:20:58,390 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 8. Compared 130 event pairs, 0 based on Foata normal form. 1/42 useless extension candidates. Maximal degree in co-relation 72. Up to 22 conditions per place. [2021-03-25 12:20:58,392 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 5 selfloop transitions, 5 changer transitions 0/26 dead transitions. [2021-03-25 12:20:58,392 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 26 transitions, 96 flow [2021-03-25 12:20:58,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 12:20:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 12:20:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 101 transitions. [2021-03-25 12:20:58,404 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8859649122807017 [2021-03-25 12:20:58,405 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 101 transitions. [2021-03-25 12:20:58,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 101 transitions. [2021-03-25 12:20:58,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:20:58,409 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 101 transitions. [2021-03-25 12:20:58,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,416 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,418 INFO L185 Difference]: Start difference. First operand has 31 places, 22 transitions, 68 flow. Second operand 3 states and 101 transitions. [2021-03-25 12:20:58,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 26 transitions, 96 flow [2021-03-25 12:20:58,422 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 12:20:58,424 INFO L241 Difference]: Finished difference. Result has 26 places, 26 transitions, 85 flow [2021-03-25 12:20:58,426 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, 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 12:20:58,427 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, -5 predicate places. [2021-03-25 12:20:58,427 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:20:58,427 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 12:20:58,428 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 12:20:58,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 26 transitions, 85 flow [2021-03-25 12:20:58,437 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][16], [34#L66true, Black: 48#(= p2 p1), 6#L19-1true, 22#L52-1true, 25#L41-1true, 28#L30-1true, 46#true]) [2021-03-25 12:20:58,437 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,437 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,437 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,437 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:58,441 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 12:20:58,441 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 12:20:58,442 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 8. Compared 129 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 60. Up to 22 conditions per place. [2021-03-25 12:20:58,443 INFO L142 LiptonReduction]: Number of co-enabled transitions 240 [2021-03-25 12:20:58,450 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:20:58,450 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:20:58,450 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 23 [2021-03-25 12:20:58,451 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 26 transitions, 85 flow [2021-03-25 12:20:58,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,451 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:20:58,452 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:20:58,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 12:20:58,452 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:20:58,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:20:58,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1815715007, now seen corresponding path program 1 times [2021-03-25 12:20:58,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:20:58,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065177218] [2021-03-25 12:20:58,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:20:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:58,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:58,543 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:20:58,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:58,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,564 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 12:20:58,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065177218] [2021-03-25 12:20:58,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705013724] [2021-03-25 12:20:58,569 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 12:20:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:58,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 12:20:58,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:20:58,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:58,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:20:58,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:58,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 12:20:58,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:58,855 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:20:58,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:58,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:58,864 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 12:20:58,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:20:58,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 12:20:58,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067877345] [2021-03-25 12:20:58,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:20:58,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:20:58,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:20:58,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:20:58,868 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:20:58,869 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 26 transitions, 85 flow. Second operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:58,869 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:20:58,869 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:20:58,869 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:20:59,170 INFO L129 PetriNetUnfolder]: 906/1279 cut-off events. [2021-03-25 12:20:59,171 INFO L130 PetriNetUnfolder]: For 191/191 co-relation queries the response was YES. [2021-03-25 12:20:59,175 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3034 conditions, 1279 events. 906/1279 cut-off events. For 191/191 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 5609 event pairs, 27 based on Foata normal form. 0/901 useless extension candidates. Maximal degree in co-relation 2959. Up to 474 conditions per place. [2021-03-25 12:20:59,185 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 36 selfloop transitions, 17 changer transitions 0/62 dead transitions. [2021-03-25 12:20:59,185 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 62 transitions, 279 flow [2021-03-25 12:20:59,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:20:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:20:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 177 transitions. [2021-03-25 12:20:59,193 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7763157894736842 [2021-03-25 12:20:59,193 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 177 transitions. [2021-03-25 12:20:59,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 177 transitions. [2021-03-25 12:20:59,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:20:59,196 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 177 transitions. [2021-03-25 12:20:59,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 29.5) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:59,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:20:59,200 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:20:59,200 INFO L185 Difference]: Start difference. First operand has 26 places, 26 transitions, 85 flow. Second operand 6 states and 177 transitions. [2021-03-25 12:20:59,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 62 transitions, 279 flow [2021-03-25 12:20:59,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 62 transitions, 274 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 12:20:59,205 INFO L241 Difference]: Finished difference. Result has 35 places, 38 transitions, 208 flow [2021-03-25 12:20:59,206 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=208, PETRI_PLACES=35, PETRI_TRANSITIONS=38} [2021-03-25 12:20:59,206 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 4 predicate places. [2021-03-25 12:20:59,206 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:20:59,207 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 38 transitions, 208 flow [2021-03-25 12:20:59,207 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 38 transitions, 208 flow [2021-03-25 12:20:59,208 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 38 transitions, 208 flow [2021-03-25 12:20:59,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [Black: 48#(= p2 p1), 34#L66true, 21#L52true, 6#L19-1true, 55#(<= 1 n2), Black: 51#true, 25#L41-1true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 12:20:59,259 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 12:20:59,259 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:59,259 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:20:59,259 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:59,273 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [34#L66true, Black: 48#(= p2 p1), 21#L52true, 55#(<= 1 n2), 25#L41-1true, Black: 51#true, 9#L19true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 12:20:59,273 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:20:59,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:20:59,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:20:59,273 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:20:59,287 INFO L129 PetriNetUnfolder]: 355/621 cut-off events. [2021-03-25 12:20:59,287 INFO L130 PetriNetUnfolder]: For 439/450 co-relation queries the response was YES. [2021-03-25 12:20:59,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1764 conditions, 621 events. 355/621 cut-off events. For 439/450 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 3222 event pairs, 75 based on Foata normal form. 5/584 useless extension candidates. Maximal degree in co-relation 1684. Up to 198 conditions per place. [2021-03-25 12:20:59,300 INFO L142 LiptonReduction]: Number of co-enabled transitions 342 [2021-03-25 12:20:59,304 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:20:59,304 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:20:59,304 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 98 [2021-03-25 12:20:59,305 INFO L480 AbstractCegarLoop]: Abstraction has has 35 places, 38 transitions, 208 flow [2021-03-25 12:20:59,305 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:59,305 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:20:59,305 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:20:59,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-25 12:20:59,520 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:20:59,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:20:59,521 INFO L82 PathProgramCache]: Analyzing trace with hash -892033331, now seen corresponding path program 2 times [2021-03-25 12:20:59,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:20:59,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974579718] [2021-03-25 12:20:59,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:20:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:59,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:59,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,568 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 12:20:59,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974579718] [2021-03-25 12:20:59,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:20:59,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 12:20:59,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193502317] [2021-03-25 12:20:59,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 12:20:59,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:20:59,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 12:20:59,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 12:20:59,574 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:20:59,574 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 38 transitions, 208 flow. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:59,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:20:59,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:20:59,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:20:59,750 INFO L129 PetriNetUnfolder]: 759/1093 cut-off events. [2021-03-25 12:20:59,750 INFO L130 PetriNetUnfolder]: For 1272/1466 co-relation queries the response was YES. [2021-03-25 12:20:59,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3792 conditions, 1093 events. 759/1093 cut-off events. For 1272/1466 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 4743 event pairs, 29 based on Foata normal form. 50/1121 useless extension candidates. Maximal degree in co-relation 3689. Up to 625 conditions per place. [2021-03-25 12:20:59,761 INFO L132 encePairwiseOnDemand]: 27/38 looper letters, 43 selfloop transitions, 7 changer transitions 6/65 dead transitions. [2021-03-25 12:20:59,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 65 transitions, 472 flow [2021-03-25 12:20:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 12:20:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 12:20:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-25 12:20:59,764 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7473684210526316 [2021-03-25 12:20:59,764 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-25 12:20:59,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-25 12:20:59,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:20:59,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-25 12:20:59,766 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:59,768 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:20:59,769 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:20:59,769 INFO L185 Difference]: Start difference. First operand has 35 places, 38 transitions, 208 flow. Second operand 5 states and 142 transitions. [2021-03-25 12:20:59,769 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 65 transitions, 472 flow [2021-03-25 12:20:59,779 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 65 transitions, 467 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 12:20:59,781 INFO L241 Difference]: Finished difference. Result has 41 places, 38 transitions, 236 flow [2021-03-25 12:20:59,781 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=236, PETRI_PLACES=41, PETRI_TRANSITIONS=38} [2021-03-25 12:20:59,781 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 10 predicate places. [2021-03-25 12:20:59,781 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:20:59,781 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 38 transitions, 236 flow [2021-03-25 12:20:59,782 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 38 transitions, 236 flow [2021-03-25 12:20:59,783 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 38 transitions, 236 flow [2021-03-25 12:20:59,812 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [34#L66true, 6#L19-1true, Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), Black: 115#(and (<= n1 0) (= n2 n1)), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:20:59,812 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 12:20:59,812 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:59,813 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:20:59,813 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:20:59,818 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 115#(and (<= n1 0) (= n2 n1)), 25#L41-1true]) [2021-03-25 12:20:59,818 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:20:59,818 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:20:59,818 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:20:59,818 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:20:59,826 INFO L129 PetriNetUnfolder]: 312/533 cut-off events. [2021-03-25 12:20:59,826 INFO L130 PetriNetUnfolder]: For 667/694 co-relation queries the response was YES. [2021-03-25 12:20:59,830 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1681 conditions, 533 events. 312/533 cut-off events. For 667/694 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 2490 event pairs, 51 based on Foata normal form. 2/490 useless extension candidates. Maximal degree in co-relation 1615. Up to 180 conditions per place. [2021-03-25 12:20:59,836 INFO L142 LiptonReduction]: Number of co-enabled transitions 310 [2021-03-25 12:20:59,841 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:20:59,843 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:20:59,843 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-03-25 12:20:59,845 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 38 transitions, 236 flow [2021-03-25 12:20:59,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:20:59,845 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:20:59,845 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:20:59,846 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 12:20:59,846 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:20:59,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:20:59,848 INFO L82 PathProgramCache]: Analyzing trace with hash -2054216503, now seen corresponding path program 1 times [2021-03-25 12:20:59,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:20:59,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410997499] [2021-03-25 12:20:59,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:20:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:59,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:59,882 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:20:59,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:59,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,893 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 12:20:59,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410997499] [2021-03-25 12:20:59,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414080761] [2021-03-25 12:20:59,893 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 12:20:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:20:59,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 12:20:59,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:20:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:59,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:20:59,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:20:59,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 12:20:59,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:20:59,984 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:20:59,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:20:59,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:20:59,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:00,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:00,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:00,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:00,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:00,015 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 12:21:00,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:00,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 12:21:00,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971255322] [2021-03-25 12:21:00,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:00,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:00,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:00,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:00,017 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:00,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 38 transitions, 236 flow. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:00,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:00,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:00,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:00,274 INFO L129 PetriNetUnfolder]: 1285/1739 cut-off events. [2021-03-25 12:21:00,274 INFO L130 PetriNetUnfolder]: For 3230/3321 co-relation queries the response was YES. [2021-03-25 12:21:00,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6593 conditions, 1739 events. 1285/1739 cut-off events. For 3230/3321 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 7004 event pairs, 97 based on Foata normal form. 83/1808 useless extension candidates. Maximal degree in co-relation 6542. Up to 864 conditions per place. [2021-03-25 12:21:00,291 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 56 selfloop transitions, 17 changer transitions 0/82 dead transitions. [2021-03-25 12:21:00,292 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 82 transitions, 632 flow [2021-03-25 12:21:00,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:21:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:21:00,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 173 transitions. [2021-03-25 12:21:00,293 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7587719298245614 [2021-03-25 12:21:00,293 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 173 transitions. [2021-03-25 12:21:00,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 173 transitions. [2021-03-25 12:21:00,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:00,294 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 173 transitions. [2021-03-25 12:21:00,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 28.833333333333332) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:00,296 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:00,296 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:00,296 INFO L185 Difference]: Start difference. First operand has 40 places, 38 transitions, 236 flow. Second operand 6 states and 173 transitions. [2021-03-25 12:21:00,296 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 82 transitions, 632 flow [2021-03-25 12:21:00,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 82 transitions, 617 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-03-25 12:21:00,303 INFO L241 Difference]: Finished difference. Result has 46 places, 46 transitions, 334 flow [2021-03-25 12:21:00,304 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=221, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=334, PETRI_PLACES=46, PETRI_TRANSITIONS=46} [2021-03-25 12:21:00,304 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 15 predicate places. [2021-03-25 12:21:00,304 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:00,304 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 46 transitions, 334 flow [2021-03-25 12:21:00,304 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 46 transitions, 334 flow [2021-03-25 12:21:00,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 46 transitions, 334 flow [2021-03-25 12:21:00,334 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][45], [34#L66true, 6#L19-1true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:21:00,334 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 12:21:00,334 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:00,334 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:00,334 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:00,351 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][45], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:21:00,352 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,352 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:00,352 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,352 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:00,353 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][34], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:00,354 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,354 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:00,354 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:00,354 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,371 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][11], [32#thread4EXITtrue, 34#L66true, 10#thread2EXITtrue, Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, 25#L41-1true]) [2021-03-25 12:21:00,372 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][34], [32#thread4EXITtrue, 34#L66true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:00,372 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:00,372 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:00,373 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:00,387 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][45], [34#L66true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:00,387 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,387 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,387 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,387 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,400 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][11], [32#thread4EXITtrue, 34#L66true, 10#thread2EXITtrue, Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, 25#L41-1true]) [2021-03-25 12:21:00,400 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:00,400 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,400 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:00,400 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,400 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:00,402 INFO L129 PetriNetUnfolder]: 679/1069 cut-off events. [2021-03-25 12:21:00,403 INFO L130 PetriNetUnfolder]: For 2978/3152 co-relation queries the response was YES. [2021-03-25 12:21:00,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4100 conditions, 1069 events. 679/1069 cut-off events. For 2978/3152 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 5320 event pairs, 107 based on Foata normal form. 24/961 useless extension candidates. Maximal degree in co-relation 4028. Up to 333 conditions per place. [2021-03-25 12:21:00,422 INFO L142 LiptonReduction]: Number of co-enabled transitions 426 [2021-03-25 12:21:00,426 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:00,426 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:00,427 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 123 [2021-03-25 12:21:00,427 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 46 transitions, 334 flow [2021-03-25 12:21:00,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:00,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:00,428 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 12:21:00,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:00,640 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:00,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:00,641 INFO L82 PathProgramCache]: Analyzing trace with hash 708255849, now seen corresponding path program 1 times [2021-03-25 12:21:00,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:00,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032362848] [2021-03-25 12:21:00,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:00,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,683 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:21:00,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,690 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:21:00,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:00,700 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:21:00,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,710 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 12:21:00,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032362848] [2021-03-25 12:21:00,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239661318] [2021-03-25 12:21:00,711 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 12:21:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:00,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:21:00,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:00,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:00,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:00,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:00,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:00,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:00,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:00,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:00,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:00,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:00,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:00,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:00,779 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 12:21:00,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:00,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:00,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:00,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:00,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:00,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:00,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:00,803 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:21:00,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:00,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:00,820 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 12:21:00,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:00,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:21:00,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477058661] [2021-03-25 12:21:00,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:00,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:00,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:00,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:00,822 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:21:00,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 46 transitions, 334 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:00,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:00,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:21:00,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:01,236 INFO L129 PetriNetUnfolder]: 2222/3077 cut-off events. [2021-03-25 12:21:01,237 INFO L130 PetriNetUnfolder]: For 9649/9802 co-relation queries the response was YES. [2021-03-25 12:21:01,249 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14337 conditions, 3077 events. 2222/3077 cut-off events. For 9649/9802 co-relation queries the response was YES. Maximal size of possible extension queue 252. Compared 14059 event pairs, 275 based on Foata normal form. 13/3074 useless extension candidates. Maximal degree in co-relation 14239. Up to 2174 conditions per place. [2021-03-25 12:21:01,279 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 71 selfloop transitions, 57 changer transitions 0/136 dead transitions. [2021-03-25 12:21:01,279 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 136 transitions, 1290 flow [2021-03-25 12:21:01,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:21:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:21:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-25 12:21:01,280 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7324561403508771 [2021-03-25 12:21:01,280 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-25 12:21:01,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-25 12:21:01,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:01,281 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-25 12:21:01,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:01,282 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:01,282 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:01,282 INFO L185 Difference]: Start difference. First operand has 46 places, 46 transitions, 334 flow. Second operand 6 states and 167 transitions. [2021-03-25 12:21:01,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 136 transitions, 1290 flow [2021-03-25 12:21:01,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 136 transitions, 1249 flow, removed 11 selfloop flow, removed 2 redundant places. [2021-03-25 12:21:01,320 INFO L241 Difference]: Finished difference. Result has 51 places, 96 transitions, 911 flow [2021-03-25 12:21:01,320 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=911, PETRI_PLACES=51, PETRI_TRANSITIONS=96} [2021-03-25 12:21:01,321 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 20 predicate places. [2021-03-25 12:21:01,321 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:01,321 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 96 transitions, 911 flow [2021-03-25 12:21:01,321 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 96 transitions, 911 flow [2021-03-25 12:21:01,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 96 transitions, 911 flow [2021-03-25 12:21:01,362 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][65], [34#L66true, 6#L19-1true, Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 120#true, 110#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:21:01,363 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 12:21:01,363 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:01,363 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:01,363 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:01,388 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][20], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), Black: 120#true, 110#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:01,388 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,388 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:01,388 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,388 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:01,416 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][80], [32#thread4EXITtrue, 34#L66true, 103#(and (<= n1 n2) (<= 1 n2)), Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true]) [2021-03-25 12:21:01,416 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,416 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,416 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:01,416 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,457 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][65], [34#L66true, Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:01,458 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,458 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,458 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,458 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,458 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, 6#L19-1true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:01,459 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, Black: 51#true, 9#L19true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1), 28#L30-1true]) [2021-03-25 12:21:01,459 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:01,459 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:01,460 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, 9#L19true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:01,460 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,460 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,460 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,460 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,479 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:01,479 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,479 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,479 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,479 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][92], [34#L66true, 9#L19true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 22#L52-1true, 120#true, 28#L30-1true]) [2021-03-25 12:21:01,481 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([107] L30-1-->thread2EXIT: Formula: (not (< 1 v_n1_22)) InVars {n1=v_n1_22} OutVars{n1=v_n1_22} AuxVars[] AssignedVars[][5], [34#L66true, 103#(and (<= n1 n2) (<= 1 n2)), 9#L19true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 20#thread3EXITtrue, 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:01,481 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:01,481 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:01,494 INFO L129 PetriNetUnfolder]: 1402/2160 cut-off events. [2021-03-25 12:21:01,495 INFO L130 PetriNetUnfolder]: For 8158/8690 co-relation queries the response was YES. [2021-03-25 12:21:01,509 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10067 conditions, 2160 events. 1402/2160 cut-off events. For 8158/8690 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 11764 event pairs, 133 based on Foata normal form. 45/2026 useless extension candidates. Maximal degree in co-relation 9946. Up to 827 conditions per place. [2021-03-25 12:21:01,535 INFO L142 LiptonReduction]: Number of co-enabled transitions 796 [2021-03-25 12:21:01,548 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:01,548 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:01,549 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 228 [2021-03-25 12:21:01,549 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 96 transitions, 911 flow [2021-03-25 12:21:01,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:01,549 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:01,550 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 12:21:01,772 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:01,773 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:01,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:01,773 INFO L82 PathProgramCache]: Analyzing trace with hash -697990693, now seen corresponding path program 2 times [2021-03-25 12:21:01,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:01,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076062957] [2021-03-25 12:21:01,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:01,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,837 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:21:01,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,850 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:21:01,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,861 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 12:21:01,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076062957] [2021-03-25 12:21:01,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314366315] [2021-03-25 12:21:01,862 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 12:21:01,900 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:21:01,901 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:01,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:01,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:01,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:01,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:01,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:21:01,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:01,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:01,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:21:01,945 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 12:21:01,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:01,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:01,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:01,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:01,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:01,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:01,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:01,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:01,977 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:21:01,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:01,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:01,995 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 12:21:01,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:01,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:21:01,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152257443] [2021-03-25 12:21:01,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:01,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:01,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:01,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:01,997 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:21:01,997 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 96 transitions, 911 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:01,997 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:01,997 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:21:01,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:02,587 INFO L129 PetriNetUnfolder]: 3848/5440 cut-off events. [2021-03-25 12:21:02,587 INFO L130 PetriNetUnfolder]: For 23810/23922 co-relation queries the response was YES. [2021-03-25 12:21:02,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29358 conditions, 5440 events. 3848/5440 cut-off events. For 23810/23922 co-relation queries the response was YES. Maximal size of possible extension queue 453. Compared 28537 event pairs, 242 based on Foata normal form. 13/5443 useless extension candidates. Maximal degree in co-relation 29125. Up to 3720 conditions per place. [2021-03-25 12:21:02,666 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 127 selfloop transitions, 102 changer transitions 0/237 dead transitions. [2021-03-25 12:21:02,666 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 237 transitions, 2682 flow [2021-03-25 12:21:02,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:21:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:21:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-25 12:21:02,668 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7456140350877193 [2021-03-25 12:21:02,668 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-25 12:21:02,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-25 12:21:02,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:02,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-25 12:21:02,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:02,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:02,669 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:02,669 INFO L185 Difference]: Start difference. First operand has 51 places, 96 transitions, 911 flow. Second operand 6 states and 170 transitions. [2021-03-25 12:21:02,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 237 transitions, 2682 flow [2021-03-25 12:21:02,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 237 transitions, 2636 flow, removed 23 selfloop flow, removed 0 redundant places. [2021-03-25 12:21:02,732 INFO L241 Difference]: Finished difference. Result has 59 places, 185 transitions, 2177 flow [2021-03-25 12:21:02,733 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=893, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2177, PETRI_PLACES=59, PETRI_TRANSITIONS=185} [2021-03-25 12:21:02,733 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 28 predicate places. [2021-03-25 12:21:02,733 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:02,733 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 185 transitions, 2177 flow [2021-03-25 12:21:02,733 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 185 transitions, 2177 flow [2021-03-25 12:21:02,735 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 185 transitions, 2177 flow [2021-03-25 12:21:02,797 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:21:02,797 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,797 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:02,798 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 12:21:02,798 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,831 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 239#(= p1 p2), 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,831 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,831 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,831 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,831 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,841 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,842 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 12:21:02,842 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,842 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,844 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,845 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,845 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,845 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,845 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,846 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:02,846 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,848 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,848 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 12:21:02,848 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:21:02,848 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:02,848 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:02,848 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 12:21:02,848 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:02,855 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 28#L30-1true]) [2021-03-25 12:21:02,855 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,855 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,855 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,856 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,862 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 26#L30true]) [2021-03-25 12:21:02,862 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,862 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,862 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,862 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:02,887 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 11#thread1EXITtrue, Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true, 28#L30-1true]) [2021-03-25 12:21:02,888 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,888 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,888 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,888 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:02,889 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][139], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), Black: 120#true, 110#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,889 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,889 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,890 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,890 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,894 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:02,894 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:02,894 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:02,894 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:02,894 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:02,898 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:02,898 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:02,898 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:02,898 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:02,898 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:02,907 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:02,907 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,907 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,907 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,907 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,907 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,907 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:02,908 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,917 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][81], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 25#L41-1true, 26#L30true]) [2021-03-25 12:21:02,918 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][183], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 25#L41-1true, 28#L30-1true]) [2021-03-25 12:21:02,918 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,959 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:02,959 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,959 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,959 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,960 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,964 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:02,964 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:21:02,964 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:02,964 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:21:02,964 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:21:02,966 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 12:21:02,966 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,966 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,966 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,966 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,966 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,974 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), 120#true, 26#L30true]) [2021-03-25 12:21:02,975 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,985 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 28#L30-1true, 124#(<= 1 n1)]) [2021-03-25 12:21:02,985 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,985 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,985 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,985 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,989 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:02,990 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:02,990 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,990 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,990 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,990 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:02,999 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:02,999 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:02,999 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:02,999 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:03,052 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:03,070 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:03,071 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:03,071 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,084 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:03,084 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,084 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,084 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,084 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,086 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][139], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:03,086 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,086 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,086 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,086 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,086 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,089 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 120#true, 25#L41-1true, 26#L30true]) [2021-03-25 12:21:03,090 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][88], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 120#true, 25#L41-1true, 28#L30-1true]) [2021-03-25 12:21:03,090 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,090 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([86] L41-1-->L41: Formula: (< 0 v_n2_6) InVars {n2=v_n2_6} OutVars{n2=v_n2_6} AuxVars[] AssignedVars[][146], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 12:21:03,093 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:03,093 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,093 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,093 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:03,137 INFO L129 PetriNetUnfolder]: 2522/3914 cut-off events. [2021-03-25 12:21:03,137 INFO L130 PetriNetUnfolder]: For 20889/21829 co-relation queries the response was YES. [2021-03-25 12:21:03,168 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21178 conditions, 3914 events. 2522/3914 cut-off events. For 20889/21829 co-relation queries the response was YES. Maximal size of possible extension queue 401. Compared 23661 event pairs, 230 based on Foata normal form. 118/3696 useless extension candidates. Maximal degree in co-relation 20938. Up to 1459 conditions per place. [2021-03-25 12:21:03,220 INFO L142 LiptonReduction]: Number of co-enabled transitions 1480 [2021-03-25 12:21:03,263 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:03,264 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:03,264 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 531 [2021-03-25 12:21:03,265 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 185 transitions, 2177 flow [2021-03-25 12:21:03,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:03,265 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:03,266 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 12:21:03,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:03,488 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:03,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:03,488 INFO L82 PathProgramCache]: Analyzing trace with hash -528492537, now seen corresponding path program 1 times [2021-03-25 12:21:03,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:03,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929973080] [2021-03-25 12:21:03,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:03,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:03,505 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:21:03,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:03,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:03,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929973080] [2021-03-25 12:21:03,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675579935] [2021-03-25 12:21:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 12:21:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:03,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 12:21:03,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:03,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:03,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,560 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 12:21:03,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:03,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:03,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:03,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 12:21:03,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:03,576 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 12:21:03,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:03,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:21:03,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 12:21:03,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-03-25 12:21:03,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218357534] [2021-03-25 12:21:03,590 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 12:21:03,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:03,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 12:21:03,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:03,591 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:03,591 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 185 transitions, 2177 flow. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:03,591 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:03,591 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:03,591 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:04,300 INFO L129 PetriNetUnfolder]: 4002/5669 cut-off events. [2021-03-25 12:21:04,300 INFO L130 PetriNetUnfolder]: For 40129/40390 co-relation queries the response was YES. [2021-03-25 12:21:04,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35875 conditions, 5669 events. 4002/5669 cut-off events. For 40129/40390 co-relation queries the response was YES. Maximal size of possible extension queue 481. Compared 30015 event pairs, 318 based on Foata normal form. 209/5865 useless extension candidates. Maximal degree in co-relation 35677. Up to 2405 conditions per place. [2021-03-25 12:21:04,383 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 330 selfloop transitions, 83 changer transitions 0/422 dead transitions. [2021-03-25 12:21:04,384 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 422 transitions, 5812 flow [2021-03-25 12:21:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 12:21:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 12:21:04,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 147 transitions. [2021-03-25 12:21:04,385 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7736842105263158 [2021-03-25 12:21:04,385 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 147 transitions. [2021-03-25 12:21:04,385 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 147 transitions. [2021-03-25 12:21:04,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:04,385 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 147 transitions. [2021-03-25 12:21:04,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:04,386 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:21:04,387 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:21:04,387 INFO L185 Difference]: Start difference. First operand has 59 places, 185 transitions, 2177 flow. Second operand 5 states and 147 transitions. [2021-03-25 12:21:04,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 422 transitions, 5812 flow [2021-03-25 12:21:04,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 422 transitions, 5702 flow, removed 55 selfloop flow, removed 0 redundant places. [2021-03-25 12:21:04,460 INFO L241 Difference]: Finished difference. Result has 67 places, 263 transitions, 3577 flow [2021-03-25 12:21:04,460 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=2131, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=185, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3577, PETRI_PLACES=67, PETRI_TRANSITIONS=263} [2021-03-25 12:21:04,460 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 36 predicate places. [2021-03-25 12:21:04,460 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:04,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 263 transitions, 3577 flow [2021-03-25 12:21:04,461 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 263 transitions, 3577 flow [2021-03-25 12:21:04,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 263 transitions, 3577 flow [2021-03-25 12:21:04,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,668 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,668 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,668 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,669 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,675 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,675 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,675 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,675 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,675 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,680 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,680 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,680 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,680 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,680 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,681 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [6#L19-1true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,681 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,681 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,681 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,681 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,684 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,685 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][172], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:04,685 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,685 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][257], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:04,688 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,688 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][194], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:04,689 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,689 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,690 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][257], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:04,690 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,690 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,690 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][194], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:04,691 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,691 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,698 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][172], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:04,698 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,698 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,698 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,698 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,702 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][138], [9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,703 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,703 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,703 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,703 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,708 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,708 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,708 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,708 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,708 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,708 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,709 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:04,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:04,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:04,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:04,709 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:04,710 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [6#L19-1true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,710 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,710 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,710 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,711 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,821 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,821 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,821 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,821 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,822 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,830 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][138], [9#L19true, 17#L41true, 21#L52true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,830 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,830 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,831 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,831 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,832 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,832 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,833 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][138], [6#L19-1true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,833 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,833 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,833 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,833 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,853 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:04,853 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:04,853 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,854 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:04,892 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][138], [9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,892 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,892 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,892 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,892 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,892 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,902 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][138], [9#L19true, 10#thread2EXITtrue, 17#L41true, 21#L52true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:04,903 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,903 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,903 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,903 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,919 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][172], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 12:21:04,919 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,919 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,919 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,919 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:04,919 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:04,972 INFO L129 PetriNetUnfolder]: 2753/4309 cut-off events. [2021-03-25 12:21:04,972 INFO L130 PetriNetUnfolder]: For 33780/34572 co-relation queries the response was YES. [2021-03-25 12:21:05,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26649 conditions, 4309 events. 2753/4309 cut-off events. For 33780/34572 co-relation queries the response was YES. Maximal size of possible extension queue 461. Compared 27126 event pairs, 199 based on Foata normal form. 185/4289 useless extension candidates. Maximal degree in co-relation 26384. Up to 1610 conditions per place. [2021-03-25 12:21:05,088 INFO L142 LiptonReduction]: Number of co-enabled transitions 1934 [2021-03-25 12:21:05,133 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:05,133 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:05,133 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 673 [2021-03-25 12:21:05,133 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 263 transitions, 3577 flow [2021-03-25 12:21:05,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:05,134 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:05,134 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 12:21:05,357 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-25 12:21:05,357 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:05,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:05,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1529851655, now seen corresponding path program 2 times [2021-03-25 12:21:05,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:05,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079535168] [2021-03-25 12:21:05,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:05,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:05,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:05,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:05,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079535168] [2021-03-25 12:21:05,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569443443] [2021-03-25 12:21:05,389 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) [2021-03-25 12:21:05,423 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:21:05,423 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:05,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:21:05,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:05,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:05,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:05,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:05,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:05,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:05,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:05,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:21:05,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:05,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:05,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:21:05,462 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 12:21:05,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:05,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:05,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:05,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:05,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:05,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,499 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-25 12:21:05,499 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 12:21:05,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:05,503 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:21:05,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:05,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:05,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:05,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 12:21:05,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867410769] [2021-03-25 12:21:05,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:21:05,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:05,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:21:05,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:21:05,523 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:05,524 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 263 transitions, 3577 flow. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:05,524 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:05,524 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:05,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:06,845 INFO L129 PetriNetUnfolder]: 5383/7650 cut-off events. [2021-03-25 12:21:06,845 INFO L130 PetriNetUnfolder]: For 67179/67570 co-relation queries the response was YES. [2021-03-25 12:21:06,896 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53347 conditions, 7650 events. 5383/7650 cut-off events. For 67179/67570 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 42744 event pairs, 280 based on Foata normal form. 202/7843 useless extension candidates. Maximal degree in co-relation 53068. Up to 2959 conditions per place. [2021-03-25 12:21:06,981 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 206 selfloop transitions, 227 changer transitions 0/442 dead transitions. [2021-03-25 12:21:06,982 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 442 transitions, 6566 flow [2021-03-25 12:21:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:21:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:21:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 265 transitions. [2021-03-25 12:21:06,983 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748538011695907 [2021-03-25 12:21:06,983 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 265 transitions. [2021-03-25 12:21:06,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 265 transitions. [2021-03-25 12:21:06,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:06,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 265 transitions. [2021-03-25 12:21:06,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.444444444444443) internal successors, (265), 9 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:06,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:06,986 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:06,986 INFO L185 Difference]: Start difference. First operand has 67 places, 263 transitions, 3577 flow. Second operand 9 states and 265 transitions. [2021-03-25 12:21:06,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 442 transitions, 6566 flow [2021-03-25 12:21:07,111 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 442 transitions, 6548 flow, removed 9 selfloop flow, removed 0 redundant places. [2021-03-25 12:21:07,119 INFO L241 Difference]: Finished difference. Result has 79 places, 361 transitions, 5744 flow [2021-03-25 12:21:07,119 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=3569, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=147, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=5744, PETRI_PLACES=79, PETRI_TRANSITIONS=361} [2021-03-25 12:21:07,120 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 48 predicate places. [2021-03-25 12:21:07,120 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:07,120 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 361 transitions, 5744 flow [2021-03-25 12:21:07,120 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 361 transitions, 5744 flow [2021-03-25 12:21:07,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 361 transitions, 5744 flow [2021-03-25 12:21:07,403 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][222], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,403 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,403 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,403 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,403 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,403 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][54], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,404 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,404 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,404 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,404 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,495 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,495 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,495 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,496 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,496 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,496 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,496 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,496 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,502 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][222], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,502 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][54], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,503 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,519 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,519 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,519 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,520 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,520 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,524 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [6#L19-1true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:07,524 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,524 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,524 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,524 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,525 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 366#(<= 1 n1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 12:21:07,525 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,525 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,525 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,525 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,531 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true]) [2021-03-25 12:21:07,531 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:07,531 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:07,531 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:07,531 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:07,605 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,605 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,605 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,606 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,606 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,606 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [6#L19-1true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,606 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,606 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,607 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:07,607 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,679 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][281], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,679 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,679 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,679 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,679 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,690 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 377#(and (<= n2 n1) (< 0 n1)), 124#(<= 1 n1)]) [2021-03-25 12:21:07,690 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,690 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,690 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,690 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,698 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][187], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), 103#(and (<= n1 n2) (<= 1 n2)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true]) [2021-03-25 12:21:07,698 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,698 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,698 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,698 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,698 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true]) [2021-03-25 12:21:07,699 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,699 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,699 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,702 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,703 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,703 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,703 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,703 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,706 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,706 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:21:07,707 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:07,707 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:07,707 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:07,707 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:07,733 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true]) [2021-03-25 12:21:07,733 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,733 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,733 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,733 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,740 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,741 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,741 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,741 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,741 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,742 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,742 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,756 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,756 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,756 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,757 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,757 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,758 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,758 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:07,758 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,758 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:07,801 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][281], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,802 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,802 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,802 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,802 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,802 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,823 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 12:21:07,824 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,824 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,824 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,824 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,824 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 12:21:07,849 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,849 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,849 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,849 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,909 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][187], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true]) [2021-03-25 12:21:07,909 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:21:07,910 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,910 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,910 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,910 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,915 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 12:21:07,915 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:21:07,916 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,916 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:07,916 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:07,933 INFO L129 PetriNetUnfolder]: 4028/6184 cut-off events. [2021-03-25 12:21:07,934 INFO L130 PetriNetUnfolder]: For 72740/74451 co-relation queries the response was YES. [2021-03-25 12:21:07,988 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44732 conditions, 6184 events. 4028/6184 cut-off events. For 72740/74451 co-relation queries the response was YES. Maximal size of possible extension queue 638. Compared 39960 event pairs, 334 based on Foata normal form. 444/6349 useless extension candidates. Maximal degree in co-relation 44331. Up to 2302 conditions per place. [2021-03-25 12:21:08,071 INFO L142 LiptonReduction]: Number of co-enabled transitions 2288 [2021-03-25 12:21:08,116 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:08,116 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:08,116 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 996 [2021-03-25 12:21:08,118 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 361 transitions, 5744 flow [2021-03-25 12:21:08,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:08,119 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:08,119 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 12:21:08,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:08,344 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:08,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:08,344 INFO L82 PathProgramCache]: Analyzing trace with hash 134081105, now seen corresponding path program 3 times [2021-03-25 12:21:08,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:08,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080515634] [2021-03-25 12:21:08,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:08,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:08,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:21:08,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:08,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080515634] [2021-03-25 12:21:08,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932713173] [2021-03-25 12:21:08,387 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 12:21:08,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 12:21:08,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:08,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:21:08,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:08,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:08,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:08,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:08,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:08,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:08,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:08,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:08,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:21:08,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:08,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:08,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:21:08,461 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 12:21:08,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:08,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:21:08,476 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-25 12:21:08,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:08,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:08,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:21:08,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:08,501 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 12:21:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:08,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:08,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:08,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:08,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 12:21:08,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963416626] [2021-03-25 12:21:08,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:21:08,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:08,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:21:08,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:21:08,522 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:08,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 361 transitions, 5744 flow. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:08,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:08,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:08,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:10,243 INFO L129 PetriNetUnfolder]: 7179/10361 cut-off events. [2021-03-25 12:21:10,244 INFO L130 PetriNetUnfolder]: For 131021/131241 co-relation queries the response was YES. [2021-03-25 12:21:10,296 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82034 conditions, 10361 events. 7179/10361 cut-off events. For 131021/131241 co-relation queries the response was YES. Maximal size of possible extension queue 799. Compared 60584 event pairs, 220 based on Foata normal form. 295/10649 useless extension candidates. Maximal degree in co-relation 81578. Up to 3770 conditions per place. [2021-03-25 12:21:10,486 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 379 selfloop transitions, 386 changer transitions 0/774 dead transitions. [2021-03-25 12:21:10,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 774 transitions, 13248 flow [2021-03-25 12:21:10,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 12:21:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 12:21:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 385 transitions. [2021-03-25 12:21:10,489 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7793522267206477 [2021-03-25 12:21:10,489 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 385 transitions. [2021-03-25 12:21:10,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 385 transitions. [2021-03-25 12:21:10,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:10,489 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 385 transitions. [2021-03-25 12:21:10,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 29.615384615384617) internal successors, (385), 13 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:10,526 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 38.0) internal successors, (532), 14 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:10,526 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 38.0) internal successors, (532), 14 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:10,526 INFO L185 Difference]: Start difference. First operand has 79 places, 361 transitions, 5744 flow. Second operand 13 states and 385 transitions. [2021-03-25 12:21:10,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 774 transitions, 13248 flow [2021-03-25 12:21:10,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 774 transitions, 12906 flow, removed 102 selfloop flow, removed 3 redundant places. [2021-03-25 12:21:10,854 INFO L241 Difference]: Finished difference. Result has 97 places, 602 transitions, 11030 flow [2021-03-25 12:21:10,854 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=5558, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=11030, PETRI_PLACES=97, PETRI_TRANSITIONS=602} [2021-03-25 12:21:10,854 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 66 predicate places. [2021-03-25 12:21:10,854 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:10,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 602 transitions, 11030 flow [2021-03-25 12:21:10,855 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 602 transitions, 11030 flow [2021-03-25 12:21:10,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 602 transitions, 11030 flow [2021-03-25 12:21:11,436 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][306], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), 110#true, Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:11,436 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:11,436 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:11,436 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:11,436 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:11,813 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][140], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:11,813 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:21:11,813 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:11,813 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:21:11,813 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:11,820 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][402], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:11,820 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:11,821 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:11,835 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][553], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), 366#(<= 1 n1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:11,835 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:11,835 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:11,835 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:11,835 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:12,052 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][22], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 120#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:12,053 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:12,053 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:12,053 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:12,053 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][22], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:12,168 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][140], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:12,168 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:12,168 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:12,261 INFO L129 PetriNetUnfolder]: 5966/9075 cut-off events. [2021-03-25 12:21:12,261 INFO L130 PetriNetUnfolder]: For 156001/158296 co-relation queries the response was YES. [2021-03-25 12:21:12,356 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76402 conditions, 9075 events. 5966/9075 cut-off events. For 156001/158296 co-relation queries the response was YES. Maximal size of possible extension queue 824. Compared 59131 event pairs, 368 based on Foata normal form. 477/9258 useless extension candidates. Maximal degree in co-relation 75851. Up to 3353 conditions per place. [2021-03-25 12:21:12,523 INFO L142 LiptonReduction]: Number of co-enabled transitions 2802 [2021-03-25 12:21:12,630 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:12,630 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:12,631 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1777 [2021-03-25 12:21:12,631 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 602 transitions, 11030 flow [2021-03-25 12:21:12,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:12,631 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:12,631 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 12:21:12,855 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:12,855 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:12,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:12,856 INFO L82 PathProgramCache]: Analyzing trace with hash 197103947, now seen corresponding path program 3 times [2021-03-25 12:21:12,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:12,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563957745] [2021-03-25 12:21:12,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:12,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,901 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:21:12,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,907 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:21:12,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,915 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:21:12,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:21:12,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563957745] [2021-03-25 12:21:12,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776432875] [2021-03-25 12:21:12,923 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 12:21:12,945 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 12:21:12,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:12,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:21:12,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:12,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:12,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:12,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:12,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:12,977 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 12:21:12,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:12,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:12,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:12,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:12,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:12,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:12,988 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:21:12,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:12,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:12,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:13,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:13,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:13,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:21:13,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:13,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:21:13,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423343122] [2021-03-25 12:21:13,001 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:13,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:13,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:13,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:13,002 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:21:13,002 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 602 transitions, 11030 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:13,002 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:13,002 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:21:13,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:15,370 INFO L129 PetriNetUnfolder]: 8097/11690 cut-off events. [2021-03-25 12:21:15,370 INFO L130 PetriNetUnfolder]: For 208912/209553 co-relation queries the response was YES. [2021-03-25 12:21:15,516 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108174 conditions, 11690 events. 8097/11690 cut-off events. For 208912/209553 co-relation queries the response was YES. Maximal size of possible extension queue 918. Compared 70047 event pairs, 856 based on Foata normal form. 65/11748 useless extension candidates. Maximal degree in co-relation 107667. Up to 10396 conditions per place. [2021-03-25 12:21:15,618 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 656 selfloop transitions, 122 changer transitions 0/786 dead transitions. [2021-03-25 12:21:15,619 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 786 transitions, 15747 flow [2021-03-25 12:21:15,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:21:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:21:15,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 12:21:15,620 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 12:21:15,620 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 12:21:15,620 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 12:21:15,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:15,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 12:21:15,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:15,621 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:15,621 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:15,621 INFO L185 Difference]: Start difference. First operand has 97 places, 602 transitions, 11030 flow. Second operand 6 states and 166 transitions. [2021-03-25 12:21:15,621 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 786 transitions, 15747 flow [2021-03-25 12:21:16,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 786 transitions, 15422 flow, removed 159 selfloop flow, removed 1 redundant places. [2021-03-25 12:21:16,063 INFO L241 Difference]: Finished difference. Result has 104 places, 700 transitions, 13119 flow [2021-03-25 12:21:16,064 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=10767, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=602, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=516, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=13119, PETRI_PLACES=104, PETRI_TRANSITIONS=700} [2021-03-25 12:21:16,064 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 73 predicate places. [2021-03-25 12:21:16,065 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:16,065 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 700 transitions, 13119 flow [2021-03-25 12:21:16,065 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 700 transitions, 13119 flow [2021-03-25 12:21:16,072 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 700 transitions, 13119 flow [2021-03-25 12:21:16,176 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), 515#true, 9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 306#(<= n2 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), 447#(and (<= n2 n1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,177 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 12:21:16,177 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:16,177 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:16,177 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 12:21:16,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][466], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 113#(<= n1 0), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,540 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,618 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,619 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,619 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:16,619 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:16,619 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,620 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, 366#(<= 1 n1), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,620 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,620 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,620 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,620 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,640 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 366#(<= 1 n1), Black: 120#true, 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,640 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,640 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,640 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,640 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,640 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][506], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 366#(<= 1 n1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,657 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,657 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,657 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,657 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,704 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,704 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,704 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,704 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,704 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), 515#true, 9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 120#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 447#(and (<= n2 n1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,785 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,785 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][284], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 302#(<= n2 1), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,860 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 113#(<= n1 0), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,860 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,867 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,867 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,867 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 362#true, 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,869 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,869 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 302#(<= n2 1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,874 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,874 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,874 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,874 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([86] L41-1-->L41: Formula: (< 0 v_n2_6) InVars {n2=v_n2_6} OutVars{n2=v_n2_6} AuxVars[] AssignedVars[][518], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 17#L41true, 22#L52-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 366#(<= 1 n1), Black: 120#true, 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,875 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][292], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 22#L52-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 302#(<= n2 1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,875 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 366#(<= 1 n1), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,875 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,885 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][168], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 11#thread1EXITtrue, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,885 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,885 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,885 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,885 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,896 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 366#(<= 1 n1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:16,896 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:16,896 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,896 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,896 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:16,932 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,932 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,932 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,932 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,932 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,988 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][466], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:16,988 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:16,988 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,988 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,988 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:16,988 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,032 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 113#(<= n1 0), 241#(= (+ m p2) p1), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:17,032 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,033 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:17,033 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,033 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:17,202 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:17,203 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,203 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,203 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,203 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,204 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][433], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:17,204 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,204 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,204 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,204 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,207 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:17,207 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,207 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,207 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,207 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,207 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,320 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 12:21:17,320 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,320 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:17,321 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:17,321 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:17,401 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][433], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:17,401 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 12:21:17,401 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,401 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:17,401 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,402 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:17,417 INFO L129 PetriNetUnfolder]: 6793/10307 cut-off events. [2021-03-25 12:21:17,418 INFO L130 PetriNetUnfolder]: For 195762/198560 co-relation queries the response was YES. [2021-03-25 12:21:17,477 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89888 conditions, 10307 events. 6793/10307 cut-off events. For 195762/198560 co-relation queries the response was YES. Maximal size of possible extension queue 975. Compared 68546 event pairs, 357 based on Foata normal form. 540/10468 useless extension candidates. Maximal degree in co-relation 89269. Up to 3934 conditions per place. [2021-03-25 12:21:17,593 INFO L142 LiptonReduction]: Number of co-enabled transitions 3188 [2021-03-25 12:21:17,687 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:17,688 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:17,688 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1623 [2021-03-25 12:21:17,688 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 700 transitions, 13119 flow [2021-03-25 12:21:17,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:17,688 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:17,688 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 12:21:17,903 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-25 12:21:17,904 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:17,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:17,904 INFO L82 PathProgramCache]: Analyzing trace with hash 771180823, now seen corresponding path program 4 times [2021-03-25 12:21:17,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:17,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915842816] [2021-03-25 12:21:17,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:17,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,923 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:21:17,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:17,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915842816] [2021-03-25 12:21:17,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1918252384] [2021-03-25 12:21:17,933 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 12:21:17,954 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 12:21:17,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:17,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:21:17,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:17,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:17,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:17,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:17,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:17,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 12:21:17,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:17,998 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-03-25 12:21:17,999 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 12:21:17,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:18,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:21:18,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:18,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:21:18,011 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 12:21:18,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:18,017 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:21:18,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:18,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:18,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:18,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:18,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 12:21:18,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028732863] [2021-03-25 12:21:18,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:21:18,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:18,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:21:18,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:21:18,030 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:18,030 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 700 transitions, 13119 flow. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:18,030 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:18,030 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:18,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:21,208 INFO L129 PetriNetUnfolder]: 9508/13596 cut-off events. [2021-03-25 12:21:21,208 INFO L130 PetriNetUnfolder]: For 278625/279028 co-relation queries the response was YES. [2021-03-25 12:21:21,301 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131904 conditions, 13596 events. 9508/13596 cut-off events. For 278625/279028 co-relation queries the response was YES. Maximal size of possible extension queue 955. Compared 80195 event pairs, 550 based on Foata normal form. 343/13935 useless extension candidates. Maximal degree in co-relation 131409. Up to 6384 conditions per place. [2021-03-25 12:21:21,432 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 706 selfloop transitions, 697 changer transitions 0/1412 dead transitions. [2021-03-25 12:21:21,432 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 1412 transitions, 29014 flow [2021-03-25 12:21:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:21:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:21:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 261 transitions. [2021-03-25 12:21:21,434 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7631578947368421 [2021-03-25 12:21:21,434 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 261 transitions. [2021-03-25 12:21:21,434 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 261 transitions. [2021-03-25 12:21:21,434 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:21,434 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 261 transitions. [2021-03-25 12:21:21,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:21,435 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:21,436 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:21,436 INFO L185 Difference]: Start difference. First operand has 104 places, 700 transitions, 13119 flow. Second operand 9 states and 261 transitions. [2021-03-25 12:21:21,436 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 1412 transitions, 29014 flow [2021-03-25 12:21:22,054 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 1412 transitions, 28617 flow, removed 175 selfloop flow, removed 2 redundant places. [2021-03-25 12:21:22,080 INFO L241 Difference]: Finished difference. Result has 117 places, 1068 transitions, 23407 flow [2021-03-25 12:21:22,080 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=12504, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=679, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=328, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=23407, PETRI_PLACES=117, PETRI_TRANSITIONS=1068} [2021-03-25 12:21:22,081 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 86 predicate places. [2021-03-25 12:21:22,081 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:22,081 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 1068 transitions, 23407 flow [2021-03-25 12:21:22,081 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 1068 transitions, 23407 flow [2021-03-25 12:21:22,091 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 1068 transitions, 23407 flow [2021-03-25 12:21:23,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][796], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:23,259 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:21:23,259 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:23,259 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:23,259 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:23,473 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][412], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:23,473 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:23,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:23,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:23,473 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:23,523 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][471], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:23,523 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:23,523 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:23,523 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:23,523 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:24,038 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][796], [576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 113#(<= n1 0), 241#(= (+ m p2) p1), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:24,038 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:24,038 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:24,038 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:24,038 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:21:24,149 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][147], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:24,149 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:24,149 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:24,149 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:24,149 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:24,322 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1047], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:24,322 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:21:24,322 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:24,322 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:24,322 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:24,634 INFO L129 PetriNetUnfolder]: 7892/11799 cut-off events. [2021-03-25 12:21:24,634 INFO L130 PetriNetUnfolder]: For 284868/288167 co-relation queries the response was YES. [2021-03-25 12:21:24,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 116661 conditions, 11799 events. 7892/11799 cut-off events. For 284868/288167 co-relation queries the response was YES. Maximal size of possible extension queue 892. Compared 76117 event pairs, 421 based on Foata normal form. 772/12248 useless extension candidates. Maximal degree in co-relation 116117. Up to 4615 conditions per place. [2021-03-25 12:21:24,850 INFO L142 LiptonReduction]: Number of co-enabled transitions 3998 [2021-03-25 12:21:25,011 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:25,011 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:25,011 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2930 [2021-03-25 12:21:25,012 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 1068 transitions, 23407 flow [2021-03-25 12:21:25,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:25,012 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:25,012 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 12:21:25,216 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:25,216 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:25,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:25,216 INFO L82 PathProgramCache]: Analyzing trace with hash 60844531, now seen corresponding path program 1 times [2021-03-25 12:21:25,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:25,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333346879] [2021-03-25 12:21:25,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:25,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:25,235 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:21:25,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:25,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:25,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333346879] [2021-03-25 12:21:25,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661632162] [2021-03-25 12:21:25,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:25,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 12:21:25,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:25,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:25,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:25,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:25,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 12:21:25,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:25,298 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:21:25,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:21:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:21:25,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:25,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 12:21:25,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569175685] [2021-03-25 12:21:25,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:25,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:25,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:25,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:25,309 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:21:25,309 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 1068 transitions, 23407 flow. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:25,309 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:25,309 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:21:25,309 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:31,376 INFO L129 PetriNetUnfolder]: 10131/14538 cut-off events. [2021-03-25 12:21:31,376 INFO L130 PetriNetUnfolder]: For 364285/365358 co-relation queries the response was YES. [2021-03-25 12:21:31,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 154423 conditions, 14538 events. 10131/14538 cut-off events. For 364285/365358 co-relation queries the response was YES. Maximal size of possible extension queue 1032. Compared 86870 event pairs, 511 based on Foata normal form. 148/14683 useless extension candidates. Maximal degree in co-relation 153859. Up to 11499 conditions per place. [2021-03-25 12:21:31,572 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1267 selfloop transitions, 206 changer transitions 0/1482 dead transitions. [2021-03-25 12:21:31,572 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 1482 transitions, 34988 flow [2021-03-25 12:21:31,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 12:21:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 12:21:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 198 transitions. [2021-03-25 12:21:31,586 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7443609022556391 [2021-03-25 12:21:31,586 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 198 transitions. [2021-03-25 12:21:31,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 198 transitions. [2021-03-25 12:21:31,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:31,586 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 198 transitions. [2021-03-25 12:21:31,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 28.285714285714285) internal successors, (198), 7 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:31,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 38.0) internal successors, (304), 8 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 12:21:31,588 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 38.0) internal successors, (304), 8 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 12:21:31,588 INFO L185 Difference]: Start difference. First operand has 117 places, 1068 transitions, 23407 flow. Second operand 7 states and 198 transitions. [2021-03-25 12:21:31,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 1482 transitions, 34988 flow [2021-03-25 12:21:32,627 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 1482 transitions, 34905 flow, removed 38 selfloop flow, removed 1 redundant places. [2021-03-25 12:21:32,653 INFO L241 Difference]: Finished difference. Result has 126 places, 1217 transitions, 27006 flow [2021-03-25 12:21:32,654 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=23206, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1062, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=82, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=896, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=27006, PETRI_PLACES=126, PETRI_TRANSITIONS=1217} [2021-03-25 12:21:32,654 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 95 predicate places. [2021-03-25 12:21:32,654 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:32,654 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 1217 transitions, 27006 flow [2021-03-25 12:21:32,654 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 1217 transitions, 27006 flow [2021-03-25 12:21:32,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 1217 transitions, 27006 flow [2021-03-25 12:21:33,762 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][286], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 10#thread2EXITtrue, 651#(<= 2 n2), 17#L41true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:33,763 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:33,763 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:33,763 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:33,763 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:34,345 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][286], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:34,345 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,345 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:34,345 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,345 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:34,351 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][807], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:34,351 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,351 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,351 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:34,352 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:34,361 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][286], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:34,361 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,450 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][491], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 647#true, 9#L19true, 10#thread2EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:34,450 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,450 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:34,450 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:34,450 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:35,022 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][803], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 113#(<= n1 0), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:35,023 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:21:35,023 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:35,023 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:35,023 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:36,066 INFO L129 PetriNetUnfolder]: 8363/12522 cut-off events. [2021-03-25 12:21:36,066 INFO L130 PetriNetUnfolder]: For 342389/346300 co-relation queries the response was YES. [2021-03-25 12:21:36,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129073 conditions, 12522 events. 8363/12522 cut-off events. For 342389/346300 co-relation queries the response was YES. Maximal size of possible extension queue 999. Compared 81496 event pairs, 403 based on Foata normal form. 930/13123 useless extension candidates. Maximal degree in co-relation 128479. Up to 5027 conditions per place. [2021-03-25 12:21:36,317 INFO L142 LiptonReduction]: Number of co-enabled transitions 4342 [2021-03-25 12:21:36,710 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:36,710 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:36,711 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4057 [2021-03-25 12:21:36,711 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 1217 transitions, 27006 flow [2021-03-25 12:21:36,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:36,711 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:36,711 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 12:21:36,915 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:21:36,916 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:36,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:36,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1108341875, now seen corresponding path program 4 times [2021-03-25 12:21:36,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:36,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899661559] [2021-03-25 12:21:36,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:36,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:36,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:36,957 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:21:36,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:36,963 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:21:36,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:36,971 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:21:36,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:36,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:36,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:21:36,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899661559] [2021-03-25 12:21:36,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154028726] [2021-03-25 12:21:36,981 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 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 12:21:37,028 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 12:21:37,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:37,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:21:37,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:37,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:37,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:37,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:37,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:37,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:37,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:37,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:37,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:37,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:37,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:37,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:37,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:37,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:37,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:37,055 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 12:21:37,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:37,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:37,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:37,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:37,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:37,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:37,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:37,102 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:21:37,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:37,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:37,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:21:37,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:37,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:21:37,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412535860] [2021-03-25 12:21:37,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:37,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:37,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:37,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:37,115 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:21:37,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 1217 transitions, 27006 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:37,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:37,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:21:37,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:21:44,501 INFO L129 PetriNetUnfolder]: 11793/16881 cut-off events. [2021-03-25 12:21:44,502 INFO L130 PetriNetUnfolder]: For 474439/474914 co-relation queries the response was YES. [2021-03-25 12:21:44,638 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187466 conditions, 16881 events. 11793/16881 cut-off events. For 474439/474914 co-relation queries the response was YES. Maximal size of possible extension queue 1226. Compared 103130 event pairs, 1061 based on Foata normal form. 44/16921 useless extension candidates. Maximal degree in co-relation 186835. Up to 15053 conditions per place. [2021-03-25 12:21:44,754 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1340 selfloop transitions, 485 changer transitions 0/1833 dead transitions. [2021-03-25 12:21:44,754 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 1833 transitions, 44307 flow [2021-03-25 12:21:44,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:21:44,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:21:44,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 165 transitions. [2021-03-25 12:21:44,755 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7236842105263158 [2021-03-25 12:21:44,756 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 165 transitions. [2021-03-25 12:21:44,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 165 transitions. [2021-03-25 12:21:44,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:21:44,756 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 165 transitions. [2021-03-25 12:21:44,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:44,757 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:44,757 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:21:44,757 INFO L185 Difference]: Start difference. First operand has 126 places, 1217 transitions, 27006 flow. Second operand 6 states and 165 transitions. [2021-03-25 12:21:44,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 1833 transitions, 44307 flow [2021-03-25 12:21:46,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 1833 transitions, 44244 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-03-25 12:21:46,320 INFO L241 Difference]: Finished difference. Result has 133 places, 1665 transitions, 39577 flow [2021-03-25 12:21:46,321 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=26963, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=91, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=827, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=39577, PETRI_PLACES=133, PETRI_TRANSITIONS=1665} [2021-03-25 12:21:46,321 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 102 predicate places. [2021-03-25 12:21:46,321 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:21:46,321 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 133 places, 1665 transitions, 39577 flow [2021-03-25 12:21:46,322 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 133 places, 1665 transitions, 39577 flow [2021-03-25 12:21:46,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 1665 transitions, 39577 flow [2021-03-25 12:21:47,686 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 10#thread2EXITtrue, 651#(<= 2 n2), 17#L41true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:47,686 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:21:47,686 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:21:47,686 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:47,686 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:48,523 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:48,523 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:48,523 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:48,523 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:48,523 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:48,527 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:48,527 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:21:48,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:48,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:48,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:21:48,562 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][976], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:48,562 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:21:48,562 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:48,562 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:48,562 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:49,594 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][596], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, 241#(= (+ m p2) p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:49,595 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:21:49,595 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:49,595 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:49,595 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:21:50,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:50,648 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:21:50,648 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:50,648 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:50,648 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:21:50,872 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:50,872 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:21:50,872 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:21:50,872 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:50,872 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:21:50,915 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][1166], [Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:50,916 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:21:50,916 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:50,916 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:50,916 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:50,922 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][1290], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 647#true, 9#L19true, 20#thread3EXITtrue, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:50,922 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:21:50,922 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:50,922 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:50,922 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:50,924 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][1568], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 638#(and (< 1 n1) (<= n2 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:21:50,925 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:21:50,925 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:21:50,925 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:50,925 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:21:51,422 INFO L129 PetriNetUnfolder]: 9842/14729 cut-off events. [2021-03-25 12:21:51,423 INFO L130 PetriNetUnfolder]: For 438605/441879 co-relation queries the response was YES. [2021-03-25 12:21:51,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159478 conditions, 14729 events. 9842/14729 cut-off events. For 438605/441879 co-relation queries the response was YES. Maximal size of possible extension queue 1154. Compared 98198 event pairs, 521 based on Foata normal form. 847/15245 useless extension candidates. Maximal degree in co-relation 158754. Up to 6279 conditions per place. [2021-03-25 12:21:51,770 INFO L142 LiptonReduction]: Number of co-enabled transitions 5096 [2021-03-25 12:21:52,269 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:21:52,269 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:21:52,269 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5948 [2021-03-25 12:21:52,270 INFO L480 AbstractCegarLoop]: Abstraction has has 133 places, 1665 transitions, 39577 flow [2021-03-25 12:21:52,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:52,270 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:21:52,270 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 12:21:52,472 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 12:21:52,473 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:21:52,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:21:52,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1516625615, now seen corresponding path program 5 times [2021-03-25 12:21:52,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:21:52,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092667293] [2021-03-25 12:21:52,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:21:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:21:52,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,493 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:21:52,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,511 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:21:52,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:52,522 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:21:52,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,530 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 12:21:52,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092667293] [2021-03-25 12:21:52,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424486462] [2021-03-25 12:21:52,530 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 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 12:21:52,554 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:21:52,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:21:52,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:21:52,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:21:52,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:21:52,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:52,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:52,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:52,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:21:52,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:52,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:52,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:52,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:52,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:21:52,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:21:52,588 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 12:21:52,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:21:52,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:52,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:52,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:52,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:21:52,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:21:52,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:21:52,598 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:21:52,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:21:52,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:21:52,610 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 12:21:52,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:21:52,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:21:52,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222165593] [2021-03-25 12:21:52,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:21:52,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:21:52,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:21:52,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:21:52,611 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:21:52,611 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 1665 transitions, 39577 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:21:52,611 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:21:52,612 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:21:52,612 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:22:05,499 INFO L129 PetriNetUnfolder]: 13556/19420 cut-off events. [2021-03-25 12:22:05,499 INFO L130 PetriNetUnfolder]: For 612561/613123 co-relation queries the response was YES. [2021-03-25 12:22:05,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 227125 conditions, 19420 events. 13556/19420 cut-off events. For 612561/613123 co-relation queries the response was YES. Maximal size of possible extension queue 1428. Compared 121256 event pairs, 1154 based on Foata normal form. 51/19467 useless extension candidates. Maximal degree in co-relation 226400. Up to 17528 conditions per place. [2021-03-25 12:22:05,771 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1767 selfloop transitions, 399 changer transitions 0/2174 dead transitions. [2021-03-25 12:22:05,772 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 2174 transitions, 55914 flow [2021-03-25 12:22:05,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:22:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:22:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-25 12:22:05,774 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7324561403508771 [2021-03-25 12:22:05,774 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-25 12:22:05,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-25 12:22:05,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:22:05,774 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-25 12:22:05,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:05,775 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:22:05,775 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:22:05,775 INFO L185 Difference]: Start difference. First operand has 133 places, 1665 transitions, 39577 flow. Second operand 6 states and 167 transitions. [2021-03-25 12:22:05,775 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 2174 transitions, 55914 flow [2021-03-25 12:22:07,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 2174 transitions, 55628 flow, removed 143 selfloop flow, removed 0 redundant places. [2021-03-25 12:22:07,918 INFO L241 Difference]: Finished difference. Result has 141 places, 2024 transitions, 49900 flow [2021-03-25 12:22:07,920 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=39291, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1665, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=143, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1411, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=49900, PETRI_PLACES=141, PETRI_TRANSITIONS=2024} [2021-03-25 12:22:07,920 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 110 predicate places. [2021-03-25 12:22:07,920 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:22:07,920 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 141 places, 2024 transitions, 49900 flow [2021-03-25 12:22:07,920 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 141 places, 2024 transitions, 49900 flow [2021-03-25 12:22:07,938 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 2024 transitions, 49900 flow [2021-03-25 12:22:09,154 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:09,154 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:22:09,154 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:09,154 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:09,154 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:09,864 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:09,864 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:09,864 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:09,864 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:09,864 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:09,880 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1286], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:09,880 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:09,880 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:09,880 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:09,880 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:11,341 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][689], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, 241#(= (+ m p2) p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:11,341 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:22:11,341 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:11,341 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:11,342 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:12,200 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1506], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:12,200 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:12,200 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,200 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:12,201 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,204 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:12,204 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:12,204 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:12,204 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,204 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,207 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:12,207 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:12,207 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,207 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:12,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:12,983 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:12,983 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:22:12,983 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:12,983 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:12,983 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:22:13,730 INFO L129 PetriNetUnfolder]: 11399/17030 cut-off events. [2021-03-25 12:22:13,730 INFO L130 PetriNetUnfolder]: For 560265/564279 co-relation queries the response was YES. [2021-03-25 12:22:13,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 192552 conditions, 17030 events. 11399/17030 cut-off events. For 560265/564279 co-relation queries the response was YES. Maximal size of possible extension queue 1340. Compared 115752 event pairs, 510 based on Foata normal form. 889/17561 useless extension candidates. Maximal degree in co-relation 191743. Up to 7510 conditions per place. [2021-03-25 12:22:14,262 INFO L142 LiptonReduction]: Number of co-enabled transitions 5836 [2021-03-25 12:22:14,808 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:22:14,809 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:22:14,809 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6889 [2021-03-25 12:22:14,809 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 2024 transitions, 49900 flow [2021-03-25 12:22:14,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:14,810 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:22:14,810 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 12:22:15,023 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-25 12:22:15,024 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:22:15,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:22:15,025 INFO L82 PathProgramCache]: Analyzing trace with hash 533798997, now seen corresponding path program 2 times [2021-03-25 12:22:15,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:22:15,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691630687] [2021-03-25 12:22:15,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:22:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:22:15,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:15,047 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 12:22:15,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:15,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,063 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 12:22:15,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691630687] [2021-03-25 12:22:15,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454504480] [2021-03-25 12:22:15,063 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 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 12:22:15,087 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:22:15,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:22:15,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:22:15,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:22:15,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:15,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:15,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:15,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 12:22:15,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,126 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 12:22:15,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:15,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:22:15,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:22:15,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:15,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:22:15,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:22:15,133 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 12:22:15,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:15,135 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:22:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:15,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:22:15,145 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 12:22:15,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:22:15,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2021-03-25 12:22:15,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416302249] [2021-03-25 12:22:15,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 12:22:15,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:22:15,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 12:22:15,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 12:22:15,147 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:22:15,147 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 2024 transitions, 49900 flow. Second operand has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:15,147 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:22:15,147 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:22:15,147 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:22:33,375 INFO L129 PetriNetUnfolder]: 14549/20885 cut-off events. [2021-03-25 12:22:33,375 INFO L130 PetriNetUnfolder]: For 716304/716866 co-relation queries the response was YES. [2021-03-25 12:22:33,587 INFO L84 FinitePrefix]: Finished finitePrefix Result has 251537 conditions, 20885 events. 14549/20885 cut-off events. For 716304/716866 co-relation queries the response was YES. Maximal size of possible extension queue 1361. Compared 130903 event pairs, 388 based on Foata normal form. 698/21581 useless extension candidates. Maximal degree in co-relation 250764. Up to 10422 conditions per place. [2021-03-25 12:22:33,739 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 2307 selfloop transitions, 814 changer transitions 0/3130 dead transitions. [2021-03-25 12:22:33,739 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 3130 transitions, 82721 flow [2021-03-25 12:22:33,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:22:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:22:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 258 transitions. [2021-03-25 12:22:33,740 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7543859649122807 [2021-03-25 12:22:33,740 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 258 transitions. [2021-03-25 12:22:33,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 258 transitions. [2021-03-25 12:22:33,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:22:33,741 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 258 transitions. [2021-03-25 12:22:33,741 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 12:22:33,742 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:33,742 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:33,742 INFO L185 Difference]: Start difference. First operand has 141 places, 2024 transitions, 49900 flow. Second operand 9 states and 258 transitions. [2021-03-25 12:22:33,742 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 3130 transitions, 82721 flow [2021-03-25 12:22:36,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 3130 transitions, 81697 flow, removed 512 selfloop flow, removed 0 redundant places. [2021-03-25 12:22:36,564 INFO L241 Difference]: Finished difference. Result has 153 places, 2110 transitions, 53254 flow [2021-03-25 12:22:36,566 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=46330, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1920, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=643, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=53254, PETRI_PLACES=153, PETRI_TRANSITIONS=2110} [2021-03-25 12:22:36,567 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 122 predicate places. [2021-03-25 12:22:36,567 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:22:36,567 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 2110 transitions, 53254 flow [2021-03-25 12:22:36,567 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 2110 transitions, 53254 flow [2021-03-25 12:22:36,599 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 2110 transitions, 53254 flow [2021-03-25 12:22:38,343 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:38,343 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:22:38,343 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:38,343 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:38,343 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:39,440 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:39,440 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:22:39,440 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:39,440 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:39,440 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:39,440 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:40,678 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:40,678 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,678 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,678 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,678 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,701 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][229], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:40,701 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,701 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,701 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,701 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,711 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][583], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), 895#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 12:22:40,711 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,711 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,711 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,712 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:40,859 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1143], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:40,860 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,860 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,860 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:40,860 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:41,124 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:41,124 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:22:41,124 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:22:41,125 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:41,125 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,012 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L41-->L41-1: Formula: (let ((.cse0 (< 0 v_n2_17))) (and (= (ite .cse0 (+ v_n2_17 (- 1)) v_n2_17) v_n2_16) (= (ite .cse0 (+ v_p2_12 v_m_11) v_p2_12) v_p2_11))) InVars {m=v_m_11, n2=v_n2_17, p2=v_p2_12} OutVars{m=v_m_11, n2=v_n2_16, p2=v_p2_11} AuxVars[] AssignedVars[n2, p2][31], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 9#L19true, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 839#(<= 1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,012 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:22:42,012 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,012 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,012 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,012 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([82] L30-1-->L30: Formula: (< 1 v_n1_6) InVars {n1=v_n1_6} OutVars{n1=v_n1_6} AuxVars[] AssignedVars[][703], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,013 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][385], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 9#L19true, 17#L41true, 22#L52-1true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,013 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,013 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:42,275 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][669], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, 241#(= (+ m p2) p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,275 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:22:42,275 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:42,275 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:42,275 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:22:42,969 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][531], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,970 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:42,970 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:42,970 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:42,970 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:42,972 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,972 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:42,972 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:42,972 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:42,972 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:42,978 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:42,978 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:22:42,978 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:22:42,978 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:42,978 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:22:43,662 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1091], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:43,663 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:22:43,663 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:22:43,663 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:22:43,663 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:43,663 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:45,194 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][2033], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:22:45,194 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 12:22:45,194 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:22:45,194 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:22:45,194 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:22:45,207 INFO L129 PetriNetUnfolder]: 12512/18626 cut-off events. [2021-03-25 12:22:45,207 INFO L130 PetriNetUnfolder]: For 692356/697341 co-relation queries the response was YES. [2021-03-25 12:22:45,428 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222858 conditions, 18626 events. 12512/18626 cut-off events. For 692356/697341 co-relation queries the response was YES. Maximal size of possible extension queue 1269. Compared 125380 event pairs, 468 based on Foata normal form. 1120/19358 useless extension candidates. Maximal degree in co-relation 221988. Up to 8100 conditions per place. [2021-03-25 12:22:45,845 INFO L142 LiptonReduction]: Number of co-enabled transitions 6214 [2021-03-25 12:22:46,444 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:22:46,444 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:22:46,444 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9877 [2021-03-25 12:22:46,444 INFO L480 AbstractCegarLoop]: Abstraction has has 153 places, 2110 transitions, 53254 flow [2021-03-25 12:22:46,444 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:46,445 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:22:46,445 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 12:22:46,649 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-25 12:22:46,650 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:22:46,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:22:46,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1280138191, now seen corresponding path program 1 times [2021-03-25 12:22:46,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:22:46,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922776865] [2021-03-25 12:22:46,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:22:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:22:46,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,683 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:22:46,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,693 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:22:46,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:22:46,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,705 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 12:22:46,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922776865] [2021-03-25 12:22:46,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197046594] [2021-03-25 12:22:46,705 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 12:22:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:22:46,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:22:46,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:22:46,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:22:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:22:46,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:46,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:22:46,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:22:46,767 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-25 12:22:46,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:22:46,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:22:46,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:22:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:22:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:22:46,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:46,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:22:46,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:22:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:22:46,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:22:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:22:46,785 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:22:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:22:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:22:46,798 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 12:22:46,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:22:46,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:22:46,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746385300] [2021-03-25 12:22:46,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:22:46,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:22:46,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:22:46,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:22:46,800 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:22:46,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 2110 transitions, 53254 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:22:46,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:22:46,800 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:22:46,800 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:23:05,985 INFO L129 PetriNetUnfolder]: 15640/22496 cut-off events. [2021-03-25 12:23:05,985 INFO L130 PetriNetUnfolder]: For 860633/861601 co-relation queries the response was YES. [2021-03-25 12:23:06,232 INFO L84 FinitePrefix]: Finished finitePrefix Result has 286135 conditions, 22496 events. 15640/22496 cut-off events. For 860633/861601 co-relation queries the response was YES. Maximal size of possible extension queue 1458. Compared 143422 event pairs, 1153 based on Foata normal form. 130/22623 useless extension candidates. Maximal degree in co-relation 285240. Up to 20758 conditions per place. [2021-03-25 12:23:06,405 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2154 selfloop transitions, 120 changer transitions 0/2282 dead transitions. [2021-03-25 12:23:06,405 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 2282 transitions, 62168 flow [2021-03-25 12:23:06,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:23:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:23:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 12:23:06,406 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 12:23:06,406 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 12:23:06,406 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 12:23:06,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:23:06,407 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 12:23:06,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:06,408 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:23:06,408 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:23:06,408 INFO L185 Difference]: Start difference. First operand has 153 places, 2110 transitions, 53254 flow. Second operand 6 states and 166 transitions. [2021-03-25 12:23:06,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 2282 transitions, 62168 flow [2021-03-25 12:23:10,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 2282 transitions, 61874 flow, removed 116 selfloop flow, removed 3 redundant places. [2021-03-25 12:23:10,162 INFO L241 Difference]: Finished difference. Result has 157 places, 2194 transitions, 55767 flow [2021-03-25 12:23:10,164 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=52983, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2039, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=55767, PETRI_PLACES=157, PETRI_TRANSITIONS=2194} [2021-03-25 12:23:10,164 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 126 predicate places. [2021-03-25 12:23:10,164 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:23:10,164 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 157 places, 2194 transitions, 55767 flow [2021-03-25 12:23:10,165 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 157 places, 2194 transitions, 55767 flow [2021-03-25 12:23:10,198 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 2194 transitions, 55767 flow [2021-03-25 12:23:13,177 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][610], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:13,177 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:13,177 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,177 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,177 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,188 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][610], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:13,188 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:13,188 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,188 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,188 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:13,188 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:13,236 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][610], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:13,237 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:23:13,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:13,237 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:23:13,237 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:23:13,237 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:23:13,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:14,629 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:14,629 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:23:14,629 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:14,629 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:14,629 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:14,632 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:14,633 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:14,633 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,633 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,633 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,637 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][1768], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), 895#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 12:23:14,637 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:14,638 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,638 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:14,638 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,654 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1749], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:14,654 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:14,654 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:14,654 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,654 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:14,965 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:14,966 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:14,966 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:14,966 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:14,966 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:15,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1188], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), 834#true, Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:15,688 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:15,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:15,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:15,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:16,138 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][501], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), 895#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 12:23:16,138 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:16,138 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:16,138 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:16,138 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:16,853 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][704], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, 241#(= (+ m p2) p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:16,853 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:23:16,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:16,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:16,853 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:17,069 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][468], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 775#(= p2 p1), 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:17,070 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:17,070 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:23:17,070 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,070 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,177 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][1544], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:17,177 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:17,177 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:17,178 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:17,178 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:17,673 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:17,674 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:17,674 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,674 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:17,674 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,679 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:17,679 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:17,679 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:17,679 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,679 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,682 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][563], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:17,682 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:17,682 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,683 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:17,683 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:18,364 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][505], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:18,365 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:23:18,365 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:18,365 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:18,365 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:18,365 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:19,829 INFO L129 PetriNetUnfolder]: 13305/19859 cut-off events. [2021-03-25 12:23:19,829 INFO L130 PetriNetUnfolder]: For 760195/765872 co-relation queries the response was YES. [2021-03-25 12:23:20,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 239250 conditions, 19859 events. 13305/19859 cut-off events. For 760195/765872 co-relation queries the response was YES. Maximal size of possible extension queue 1386. Compared 135857 event pairs, 579 based on Foata normal form. 1248/20655 useless extension candidates. Maximal degree in co-relation 238287. Up to 8556 conditions per place. [2021-03-25 12:23:20,312 INFO L142 LiptonReduction]: Number of co-enabled transitions 6662 [2021-03-25 12:23:21,084 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:23:21,084 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:23:21,084 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10920 [2021-03-25 12:23:21,084 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 2194 transitions, 55767 flow [2021-03-25 12:23:21,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:21,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:23:21,085 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 12:23:21,285 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:23:21,285 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:23:21,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:23:21,286 INFO L82 PathProgramCache]: Analyzing trace with hash -830796517, now seen corresponding path program 2 times [2021-03-25 12:23:21,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:23:21,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070649245] [2021-03-25 12:23:21,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:23:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:23:21,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,307 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:23:21,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,313 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:23:21,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:23:21,320 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:23:21,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:23:21,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070649245] [2021-03-25 12:23:21,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498687292] [2021-03-25 12:23:21,328 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 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 12:23:21,351 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:23:21,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:23:21,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:23:21,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:23:21,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:21,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:23:21,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:23:21,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:23:21,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:23:21,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:21,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:21,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:23:21,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:21,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:21,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:23:21,385 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 12:23:21,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:23:21,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:21,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:21,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:23:21,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:21,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:21,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:23:21,395 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:23:21,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:21,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:23:21,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:23:21,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:23:21,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501092267] [2021-03-25 12:23:21,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:23:21,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:23:21,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:23:21,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:23:21,412 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:23:21,412 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 2194 transitions, 55767 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:21,412 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:23:21,412 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:23:21,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:23:41,447 INFO L129 PetriNetUnfolder]: 16231/23356 cut-off events. [2021-03-25 12:23:41,447 INFO L130 PetriNetUnfolder]: For 918056/918643 co-relation queries the response was YES. [2021-03-25 12:23:41,632 INFO L84 FinitePrefix]: Finished finitePrefix Result has 299073 conditions, 23356 events. 16231/23356 cut-off events. For 918056/918643 co-relation queries the response was YES. Maximal size of possible extension queue 1543. Compared 149915 event pairs, 1483 based on Foata normal form. 59/23411 useless extension candidates. Maximal degree in co-relation 298115. Up to 22062 conditions per place. [2021-03-25 12:23:41,778 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2190 selfloop transitions, 112 changer transitions 0/2310 dead transitions. [2021-03-25 12:23:41,778 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 2310 transitions, 63441 flow [2021-03-25 12:23:41,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:23:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:23:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-25 12:23:41,779 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6973684210526315 [2021-03-25 12:23:41,779 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-25 12:23:41,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-25 12:23:41,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:23:41,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-25 12:23:41,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:41,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:23:41,780 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:23:41,780 INFO L185 Difference]: Start difference. First operand has 157 places, 2194 transitions, 55767 flow. Second operand 6 states and 159 transitions. [2021-03-25 12:23:41,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 2310 transitions, 63441 flow [2021-03-25 12:23:45,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 2310 transitions, 63049 flow, removed 196 selfloop flow, removed 0 redundant places. [2021-03-25 12:23:45,251 INFO L241 Difference]: Finished difference. Result has 165 places, 2259 transitions, 57750 flow [2021-03-25 12:23:45,253 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=55419, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=57750, PETRI_PLACES=165, PETRI_TRANSITIONS=2259} [2021-03-25 12:23:45,253 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 134 predicate places. [2021-03-25 12:23:45,253 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:23:45,253 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 2259 transitions, 57750 flow [2021-03-25 12:23:45,253 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 2259 transitions, 57750 flow [2021-03-25 12:23:45,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 2259 transitions, 57750 flow [2021-03-25 12:23:46,732 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:46,732 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:23:46,732 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:46,732 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:46,732 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:46,774 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2187], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:46,774 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:23:46,774 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:46,775 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:23:46,775 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:23:46,894 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:46,894 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:46,894 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:46,894 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:46,894 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,523 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][1818], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 436#(<= n2 1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 895#(and (<= n1 n2) (<= 1 n2)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:48,524 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,524 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,524 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,524 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,533 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:48,533 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:23:48,533 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:48,533 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:48,533 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:48,534 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:23:48,536 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:48,536 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,536 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,536 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,536 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,536 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,567 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1778], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:48,567 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,567 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:48,567 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,568 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:48,895 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 963#true, 580#(<= 1 n1), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:48,895 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:48,895 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:48,895 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:48,896 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:50,045 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1216], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), 773#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:50,046 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:23:50,046 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:50,046 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:50,046 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([82] L30-1-->L30: Formula: (< 1 v_n1_6) InVars {n1=v_n1_6} OutVars{n1=v_n1_6} AuxVars[] AssignedVars[][31], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:50,281 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][680], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, 9#L19true, 17#L41true, 22#L52-1true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:50,281 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,282 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L41-->L41-1: Formula: (let ((.cse0 (< 0 v_n2_17))) (and (= (ite .cse0 (+ v_n2_17 (- 1)) v_n2_17) v_n2_16) (= (ite .cse0 (+ v_p2_12 v_m_11) v_p2_12) v_p2_11))) InVars {m=v_m_11, n2=v_n2_17, p2=v_p2_12} OutVars{m=v_m_11, n2=v_n2_16, p2=v_p2_11} AuxVars[] AssignedVars[n2, p2][304], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, 9#L19true, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 839#(<= 1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:50,282 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:23:50,282 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,282 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:50,282 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:51,293 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][728], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, 241#(= (+ m p2) p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:51,293 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:23:51,294 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:51,294 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:51,294 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:23:51,724 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:51,724 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:51,724 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:51,724 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:51,724 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:51,931 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:51,931 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:51,931 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,931 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,931 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:51,936 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:23:51,937 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:51,937 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:51,937 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,937 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,940 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][582], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 903#true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:51,940 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:23:51,940 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,940 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:23:51,940 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:23:52,838 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][512], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:23:52,838 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:23:52,838 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:52,838 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:23:52,838 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:52,838 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:23:54,563 INFO L129 PetriNetUnfolder]: 13768/20562 cut-off events. [2021-03-25 12:23:54,564 INFO L130 PetriNetUnfolder]: For 812124/817871 co-relation queries the response was YES. [2021-03-25 12:23:54,844 INFO L84 FinitePrefix]: Finished finitePrefix Result has 249447 conditions, 20562 events. 13768/20562 cut-off events. For 812124/817871 co-relation queries the response was YES. Maximal size of possible extension queue 1462. Compared 141698 event pairs, 614 based on Foata normal form. 1303/21377 useless extension candidates. Maximal degree in co-relation 248435. Up to 8565 conditions per place. [2021-03-25 12:23:55,274 INFO L142 LiptonReduction]: Number of co-enabled transitions 6924 [2021-03-25 12:23:55,996 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:23:55,996 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:23:55,996 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10743 [2021-03-25 12:23:55,997 INFO L480 AbstractCegarLoop]: Abstraction has has 165 places, 2259 transitions, 57750 flow [2021-03-25 12:23:55,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:55,997 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:23:55,997 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 12:23:56,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 12:23:56,198 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:23:56,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:23:56,198 INFO L82 PathProgramCache]: Analyzing trace with hash 446166011, now seen corresponding path program 6 times [2021-03-25 12:23:56,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:23:56,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944960849] [2021-03-25 12:23:56,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:23:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:23:56,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,217 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:23:56,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:23:56,226 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 12:23:56,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,234 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 12:23:56,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944960849] [2021-03-25 12:23:56,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764608423] [2021-03-25 12:23:56,234 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 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 12:23:56,259 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 12:23:56,259 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:23:56,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:23:56,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:23:56,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:23:56,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:56,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:23:56,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:23:56,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:56,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:23:56,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:23:56,282 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 12:23:56,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:23:56,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:23:56,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:23:56,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:56,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:56,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:23:56,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:23:56,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:23:56,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:23:56,294 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:23:56,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:23:56,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:23:56,305 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 12:23:56,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:23:56,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:23:56,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714689566] [2021-03-25 12:23:56,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:23:56,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:23:56,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:23:56,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:23:56,306 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:23:56,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 2259 transitions, 57750 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:23:56,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:23:56,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:23:56,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:24:15,498 INFO L129 PetriNetUnfolder]: 18716/26927 cut-off events. [2021-03-25 12:24:15,499 INFO L130 PetriNetUnfolder]: For 1098875/1099508 co-relation queries the response was YES. [2021-03-25 12:24:15,816 INFO L84 FinitePrefix]: Finished finitePrefix Result has 349182 conditions, 26927 events. 18716/26927 cut-off events. For 1098875/1099508 co-relation queries the response was YES. Maximal size of possible extension queue 1777. Compared 176514 event pairs, 1448 based on Foata normal form. 57/26981 useless extension candidates. Maximal degree in co-relation 348106. Up to 23977 conditions per place. [2021-03-25 12:24:15,983 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 2397 selfloop transitions, 572 changer transitions 0/2977 dead transitions. [2021-03-25 12:24:15,983 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 2977 transitions, 82292 flow [2021-03-25 12:24:15,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:24:15,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:24:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-25 12:24:15,984 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7456140350877193 [2021-03-25 12:24:15,984 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-25 12:24:15,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-25 12:24:15,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:24:15,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-25 12:24:15,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:24:15,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:24:15,985 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:24:15,985 INFO L185 Difference]: Start difference. First operand has 165 places, 2259 transitions, 57750 flow. Second operand 6 states and 170 transitions. [2021-03-25 12:24:15,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 2977 transitions, 82292 flow [2021-03-25 12:24:20,517 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 2977 transitions, 82128 flow, removed 82 selfloop flow, removed 0 redundant places. [2021-03-25 12:24:20,565 INFO L241 Difference]: Finished difference. Result has 174 places, 2768 transitions, 74154 flow [2021-03-25 12:24:20,567 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=57586, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=183, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1844, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=74154, PETRI_PLACES=174, PETRI_TRANSITIONS=2768} [2021-03-25 12:24:20,567 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 143 predicate places. [2021-03-25 12:24:20,567 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:24:20,567 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 2768 transitions, 74154 flow [2021-03-25 12:24:20,567 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 2768 transitions, 74154 flow [2021-03-25 12:24:20,593 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 2768 transitions, 74154 flow [2021-03-25 12:24:22,697 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2686], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, 1024#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:22,698 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:24:22,698 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:24:22,698 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 12:24:22,698 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:24:23,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][207], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 447#(and (<= n2 n1) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:23,626 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:24:23,626 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:24:23,626 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:24:23,626 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:24:23,645 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][70], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:23,645 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:24:23,645 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:24:23,645 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:24:23,645 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:24:23,779 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2686], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:23,780 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:24:23,780 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:23,780 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:23,780 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:23,780 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:23,807 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][207], [Black: 576#true, 1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, 580#(<= 1 n1), 838#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:23,807 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:24:23,807 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:23,807 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:23,807 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:24,798 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1487], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), 834#true, Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:24,798 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:24:24,798 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:24,798 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:24,798 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][207], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), 447#(and (<= n2 n1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:25,002 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][70], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 9#L19true, 10#thread2EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 302#(<= n2 1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:25,002 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:25,002 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:24:26,491 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][774], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 1026#(= p2 p1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 647#true, 903#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:26,491 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:24:26,491 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:26,491 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:26,492 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:24:28,320 INFO L129 PetriNetUnfolder]: 15828/23616 cut-off events. [2021-03-25 12:24:28,321 INFO L130 PetriNetUnfolder]: For 1035569/1042693 co-relation queries the response was YES. [2021-03-25 12:24:28,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 299076 conditions, 23616 events. 15828/23616 cut-off events. For 1035569/1042693 co-relation queries the response was YES. Maximal size of possible extension queue 1679. Compared 165833 event pairs, 643 based on Foata normal form. 1393/24503 useless extension candidates. Maximal degree in co-relation 297937. Up to 10066 conditions per place. [2021-03-25 12:24:28,724 INFO L142 LiptonReduction]: Number of co-enabled transitions 7978 [2021-03-25 12:24:29,640 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:24:29,640 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:24:29,640 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9073 [2021-03-25 12:24:29,640 INFO L480 AbstractCegarLoop]: Abstraction has has 174 places, 2768 transitions, 74154 flow [2021-03-25 12:24:29,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:24:29,641 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:24:29,641 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 12:24:29,843 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-25 12:24:29,844 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:24:29,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:24:29,844 INFO L82 PathProgramCache]: Analyzing trace with hash 17172871, now seen corresponding path program 3 times [2021-03-25 12:24:29,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:24:29,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488797524] [2021-03-25 12:24:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:24:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:24:29,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,863 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:24:29,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,867 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:24:29,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:24:29,873 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:24:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:24:29,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488797524] [2021-03-25 12:24:29,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421835746] [2021-03-25 12:24:29,880 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 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 12:24:29,900 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 12:24:29,901 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:24:29,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:24:29,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:24:29,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:24:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:24:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:24:29,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:24:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:24:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:24:29,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:24:29,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:24:29,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:24:29,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:24:29,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:24:29,919 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 12:24:29,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:24:29,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:24:29,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:24:29,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:24:29,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:24:29,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:24:29,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:24:29,929 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:24:29,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:24:29,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:24:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:24:29,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:24:29,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:24:29,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658123984] [2021-03-25 12:24:29,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:24:29,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:24:29,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:24:29,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:24:29,942 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:24:29,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 2768 transitions, 74154 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:24:29,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:24:29,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:24:29,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:24:46,615 INFO L129 PetriNetUnfolder]: 19292/27769 cut-off events. [2021-03-25 12:24:46,615 INFO L130 PetriNetUnfolder]: For 1246629/1247251 co-relation queries the response was YES. [2021-03-25 12:24:46,929 INFO L84 FinitePrefix]: Finished finitePrefix Result has 372688 conditions, 27769 events. 19292/27769 cut-off events. For 1246629/1247251 co-relation queries the response was YES. Maximal size of possible extension queue 1885. Compared 182788 event pairs, 1736 based on Foata normal form. 64/27828 useless extension candidates. Maximal degree in co-relation 371562. Up to 26320 conditions per place. [2021-03-25 12:24:47,114 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2758 selfloop transitions, 110 changer transitions 0/2876 dead transitions. [2021-03-25 12:24:47,114 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 2876 transitions, 82862 flow [2021-03-25 12:24:47,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:24:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:24:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-25 12:24:47,115 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6929824561403509 [2021-03-25 12:24:47,115 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-25 12:24:47,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-25 12:24:47,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:24:47,115 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-25 12:24:47,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:24:47,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:24:47,116 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:24:47,116 INFO L185 Difference]: Start difference. First operand has 174 places, 2768 transitions, 74154 flow. Second operand 6 states and 158 transitions. [2021-03-25 12:24:47,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 2876 transitions, 82862 flow [2021-03-25 12:24:51,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 2876 transitions, 81836 flow, removed 513 selfloop flow, removed 0 redundant places. [2021-03-25 12:24:51,980 INFO L241 Difference]: Finished difference. Result has 182 places, 2823 transitions, 75308 flow [2021-03-25 12:24:51,981 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=73128, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2768, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2676, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=75308, PETRI_PLACES=182, PETRI_TRANSITIONS=2823} [2021-03-25 12:24:51,981 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 151 predicate places. [2021-03-25 12:24:51,981 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:24:51,981 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 2823 transitions, 75308 flow [2021-03-25 12:24:51,981 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 2823 transitions, 75308 flow [2021-03-25 12:24:52,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 2823 transitions, 75308 flow [2021-03-25 12:24:55,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1860], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 838#(<= 2 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:55,741 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:24:55,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:55,742 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:55,742 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:56,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1506], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, 1024#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:56,540 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:24:56,540 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:56,540 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:56,541 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:24:57,659 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][1962], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:24:57,659 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:24:57,659 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:24:57,659 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:24:57,659 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:24:58,783 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1184], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), 1026#(= p2 p1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 834#true, 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:24:58,783 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:24:58,784 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:58,784 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:24:58,784 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:25:00,191 INFO L129 PetriNetUnfolder]: 16274/24321 cut-off events. [2021-03-25 12:25:00,191 INFO L130 PetriNetUnfolder]: For 1077791/1085769 co-relation queries the response was YES. [2021-03-25 12:25:00,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 307641 conditions, 24321 events. 16274/24321 cut-off events. For 1077791/1085769 co-relation queries the response was YES. Maximal size of possible extension queue 1773. Compared 172014 event pairs, 622 based on Foata normal form. 1623/25430 useless extension candidates. Maximal degree in co-relation 306444. Up to 9705 conditions per place. [2021-03-25 12:25:00,795 INFO L142 LiptonReduction]: Number of co-enabled transitions 8202 [2021-03-25 12:25:01,736 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:25:01,736 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:25:01,736 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9755 [2021-03-25 12:25:01,737 INFO L480 AbstractCegarLoop]: Abstraction has has 182 places, 2823 transitions, 75308 flow [2021-03-25 12:25:01,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:01,737 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:25:01,737 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 12:25:01,943 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:25:01,944 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:25:01,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:25:01,945 INFO L82 PathProgramCache]: Analyzing trace with hash -417317867, now seen corresponding path program 3 times [2021-03-25 12:25:01,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:25:01,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621862873] [2021-03-25 12:25:01,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:25:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:25:01,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:01,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:01,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:01,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:25:01,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:01,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:01,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:25:01,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621862873] [2021-03-25 12:25:01,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317603672] [2021-03-25 12:25:01,973 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 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 12:25:02,006 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 12:25:02,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:25:02,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:25:02,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:25:02,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:02,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:02,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:02,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:02,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:02,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:25:02,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:25:02,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:02,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:25:02,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:25:02,028 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 12:25:02,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:25:02,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:25:02,035 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-25 12:25:02,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:25:02,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:02,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:25:02,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:25:02,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:02,042 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 12:25:02,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:02,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:25:02,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:25:02,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 12:25:02,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275962474] [2021-03-25 12:25:02,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:25:02,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:25:02,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:25:02,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:25:02,054 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:25:02,055 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 2823 transitions, 75308 flow. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:02,055 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:25:02,055 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:25:02,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:25:23,872 INFO L129 PetriNetUnfolder]: 24110/35681 cut-off events. [2021-03-25 12:25:23,872 INFO L130 PetriNetUnfolder]: For 1647355/1647979 co-relation queries the response was YES. [2021-03-25 12:25:24,129 INFO L84 FinitePrefix]: Finished finitePrefix Result has 468812 conditions, 35681 events. 24110/35681 cut-off events. For 1647355/1647979 co-relation queries the response was YES. Maximal size of possible extension queue 2383. Compared 255416 event pairs, 460 based on Foata normal form. 774/36452 useless extension candidates. Maximal degree in co-relation 466596. Up to 12971 conditions per place. [2021-03-25 12:25:24,358 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 2792 selfloop transitions, 1988 changer transitions 0/4789 dead transitions. [2021-03-25 12:25:24,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 4789 transitions, 134387 flow [2021-03-25 12:25:24,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 12:25:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 12:25:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 380 transitions. [2021-03-25 12:25:24,359 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7692307692307693 [2021-03-25 12:25:24,359 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 380 transitions. [2021-03-25 12:25:24,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 380 transitions. [2021-03-25 12:25:24,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:25:24,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 380 transitions. [2021-03-25 12:25:24,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 29.23076923076923) internal successors, (380), 13 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:24,361 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 38.0) internal successors, (532), 14 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:24,361 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 38.0) internal successors, (532), 14 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:24,361 INFO L185 Difference]: Start difference. First operand has 182 places, 2823 transitions, 75308 flow. Second operand 13 states and 380 transitions. [2021-03-25 12:25:24,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 4789 transitions, 134387 flow [2021-03-25 12:25:31,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 4789 transitions, 134023 flow, removed 182 selfloop flow, removed 0 redundant places. [2021-03-25 12:25:31,299 INFO L241 Difference]: Finished difference. Result has 202 places, 3806 transitions, 109711 flow [2021-03-25 12:25:31,301 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=73315, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2767, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1063, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=109711, PETRI_PLACES=202, PETRI_TRANSITIONS=3806} [2021-03-25 12:25:31,301 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 171 predicate places. [2021-03-25 12:25:31,301 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:25:31,301 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 202 places, 3806 transitions, 109711 flow [2021-03-25 12:25:31,301 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 202 places, 3806 transitions, 109711 flow [2021-03-25 12:25:31,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 202 places, 3806 transitions, 109711 flow [2021-03-25 12:25:36,595 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1120], [Black: 576#true, 1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1213#(and (<= n1 1) (< 0 n2)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 838#(<= 2 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:25:36,595 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:25:36,595 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:36,596 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:25:36,596 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:25:37,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2384], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 17#L41true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, 839#(<= 1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:25:37,463 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:25:37,463 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:37,463 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:25:37,463 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:37,596 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1231], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), 897#(and (<= n1 n2) (<= 2 n2)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 10#thread2EXITtrue, 651#(<= 2 n2), 17#L41true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1213#(and (<= n1 1) (< 0 n2)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 306#(<= n2 n1), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:25:37,596 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:25:37,596 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:25:37,596 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:37,597 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:40,629 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][737], [Black: 576#true, 1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), 1213#(and (<= n1 1) (< 0 n2)), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 838#(<= 2 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:25:40,630 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:25:40,630 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:25:40,630 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:40,630 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:25:45,885 INFO L129 PetriNetUnfolder]: 21071/32076 cut-off events. [2021-03-25 12:25:45,885 INFO L130 PetriNetUnfolder]: For 1741976/1749691 co-relation queries the response was YES. [2021-03-25 12:25:46,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 440285 conditions, 32076 events. 21071/32076 cut-off events. For 1741976/1749691 co-relation queries the response was YES. Maximal size of possible extension queue 2310. Compared 241642 event pairs, 635 based on Foata normal form. 1687/33473 useless extension candidates. Maximal degree in co-relation 438284. Up to 11903 conditions per place. [2021-03-25 12:25:46,577 INFO L142 LiptonReduction]: Number of co-enabled transitions 9788 [2021-03-25 12:25:48,360 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:25:48,360 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:25:48,361 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17060 [2021-03-25 12:25:48,361 INFO L480 AbstractCegarLoop]: Abstraction has has 202 places, 3806 transitions, 109711 flow [2021-03-25 12:25:48,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:48,361 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:25:48,361 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 12:25:48,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:25:48,562 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:25:48,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:25:48,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1601211165, now seen corresponding path program 4 times [2021-03-25 12:25:48,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:25:48,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868136729] [2021-03-25 12:25:48,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:25:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:25:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:48,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 12:25:48,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:25:48,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868136729] [2021-03-25 12:25:48,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7104881] [2021-03-25 12:25:48,582 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 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 12:25:48,603 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 12:25:48,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:25:48,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:25:48,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:25:48,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:48,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:48,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:48,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:25:48,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:48,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:25:48,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:25:48,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:48,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:25:48,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:25:48,636 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 12:25:48,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:25:48,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:25:48,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:25:48,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:25:48,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:25:48,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:25:48,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,651 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-25 12:25:48,652 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 12:25:48,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:25:48,656 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 12:25:48,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:25:48,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:25:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:25:48,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:25:48,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 12:25:48,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338275167] [2021-03-25 12:25:48,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:25:48,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:25:48,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:25:48,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:25:48,672 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:25:48,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 3806 transitions, 109711 flow. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:25:48,673 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:25:48,673 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:25:48,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:26:25,885 INFO L129 PetriNetUnfolder]: 28555/42692 cut-off events. [2021-03-25 12:26:25,885 INFO L130 PetriNetUnfolder]: For 2389736/2390393 co-relation queries the response was YES. [2021-03-25 12:26:26,253 INFO L84 FinitePrefix]: Finished finitePrefix Result has 619198 conditions, 42692 events. 28555/42692 cut-off events. For 2389736/2390393 co-relation queries the response was YES. Maximal size of possible extension queue 2581. Compared 316121 event pairs, 767 based on Foata normal form. 334/43023 useless extension candidates. Maximal degree in co-relation 616258. Up to 15158 conditions per place. [2021-03-25 12:26:26,551 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 2420 selfloop transitions, 2790 changer transitions 0/5219 dead transitions. [2021-03-25 12:26:26,551 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 5219 transitions, 159916 flow [2021-03-25 12:26:26,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:26:26,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:26:26,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 265 transitions. [2021-03-25 12:26:26,552 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748538011695907 [2021-03-25 12:26:26,552 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 265 transitions. [2021-03-25 12:26:26,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 265 transitions. [2021-03-25 12:26:26,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:26:26,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 265 transitions. [2021-03-25 12:26:26,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.444444444444443) internal successors, (265), 9 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:26:26,553 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:26:26,553 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 38.0) internal successors, (380), 10 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:26:26,553 INFO L185 Difference]: Start difference. First operand has 202 places, 3806 transitions, 109711 flow. Second operand 9 states and 265 transitions. [2021-03-25 12:26:26,553 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 5219 transitions, 159916 flow [2021-03-25 12:26:39,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 5219 transitions, 158015 flow, removed 940 selfloop flow, removed 3 redundant places. [2021-03-25 12:26:39,373 INFO L241 Difference]: Finished difference. Result has 212 places, 4491 transitions, 139939 flow [2021-03-25 12:26:39,376 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=108118, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3794, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=139939, PETRI_PLACES=212, PETRI_TRANSITIONS=4491} [2021-03-25 12:26:39,376 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 181 predicate places. [2021-03-25 12:26:39,376 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:26:39,377 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 4491 transitions, 139939 flow [2021-03-25 12:26:39,377 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 4491 transitions, 139939 flow [2021-03-25 12:26:39,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 212 places, 4491 transitions, 139939 flow [2021-03-25 12:26:43,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][680], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:43,254 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][4312], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:43,255 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:26:43,255 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:44,410 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][4312], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, 1024#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 838#(<= 2 n2), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 647#true, 903#true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 839#(<= 1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 1147#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:44,411 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 12:26:44,411 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 12:26:44,411 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:26:44,411 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:26:45,962 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][680], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:45,962 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:26:45,962 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:45,962 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:45,962 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:26:45,962 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][4312], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:45,963 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][692], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 377#(and (<= n2 n1) (< 0 n1)), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 638#(and (< 1 n1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 500#(and (<= n2 1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:45,963 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:45,963 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:48,057 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][4312], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 6#L19-1true, 647#true, 903#true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, 580#(<= 1 n1), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 839#(<= 1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:48,057 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:26:48,057 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:26:48,057 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:48,057 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:26:48,057 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:48,990 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][4231], [1024#true, Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1213#(and (<= n1 1) (< 0 n2)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 447#(and (<= n2 n1) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 838#(<= 2 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:48,990 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:26:48,990 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:48,990 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:48,991 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:52,886 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][523], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 591#(and (<= n2 n1) (< 0 n1)), 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 500#(and (<= n2 1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:52,887 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:26:52,887 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:26:52,887 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:52,887 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:54,735 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][113], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), 773#true, Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1213#(and (<= n1 1) (< 0 n2)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 905#(= p1 p2), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), 838#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:54,735 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:26:54,735 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:54,735 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:26:54,735 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:26:56,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][692], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:56,431 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][3746], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 1293#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:26:56,431 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:26:56,431 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:26:58,458 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][692], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 591#(and (<= n2 n1) (< 0 n1)), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 377#(and (<= n2 n1) (< 0 n1)), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:26:58,458 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 12:26:58,458 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:58,458 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:26:58,458 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:27:00,700 INFO L129 PetriNetUnfolder]: 25192/38764 cut-off events. [2021-03-25 12:27:00,700 INFO L130 PetriNetUnfolder]: For 2370858/2382730 co-relation queries the response was YES. [2021-03-25 12:27:01,085 INFO L84 FinitePrefix]: Finished finitePrefix Result has 561638 conditions, 38764 events. 25192/38764 cut-off events. For 2370858/2382730 co-relation queries the response was YES. Maximal size of possible extension queue 2481. Compared 300843 event pairs, 827 based on Foata normal form. 2254/40544 useless extension candidates. Maximal degree in co-relation 558853. Up to 14026 conditions per place. [2021-03-25 12:27:01,707 INFO L142 LiptonReduction]: Number of co-enabled transitions 11458 [2021-03-25 12:27:04,141 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:27:04,141 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:27:04,142 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24766 [2021-03-25 12:27:04,142 INFO L480 AbstractCegarLoop]: Abstraction has has 212 places, 4491 transitions, 139939 flow [2021-03-25 12:27:04,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:27:04,142 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:27:04,142 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 12:27:04,342 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:27:04,343 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:27:04,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:27:04,343 INFO L82 PathProgramCache]: Analyzing trace with hash -120063055, now seen corresponding path program 4 times [2021-03-25 12:27:04,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:27:04,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444561347] [2021-03-25 12:27:04,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:27:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:27:04,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,358 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:27:04,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,363 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:27:04,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:27:04,369 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:27:04,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:27:04,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444561347] [2021-03-25 12:27:04,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008436965] [2021-03-25 12:27:04,377 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 12:27:04,414 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 12:27:04,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:27:04,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:27:04,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:27:04,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:27:04,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:27:04,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:27:04,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:27:04,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:27:04,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:27:04,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:27:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:27:04,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:27:04,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:27:04,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:27:04,437 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 12:27:04,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:27:04,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:27:04,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:27:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:27:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:27:04,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:27:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:27:04,449 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:27:04,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:27:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:27:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:27:04,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:27:04,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:27:04,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850914184] [2021-03-25 12:27:04,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:27:04,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:27:04,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:27:04,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:27:04,467 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:27:04,467 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 4491 transitions, 139939 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:27:04,467 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:27:04,467 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:27:04,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:27:51,046 INFO L129 PetriNetUnfolder]: 29096/43381 cut-off events. [2021-03-25 12:27:51,047 INFO L130 PetriNetUnfolder]: For 2692231/2693684 co-relation queries the response was YES. [2021-03-25 12:27:51,437 INFO L84 FinitePrefix]: Finished finitePrefix Result has 662496 conditions, 43381 events. 29096/43381 cut-off events. For 2692231/2693684 co-relation queries the response was YES. Maximal size of possible extension queue 2663. Compared 321284 event pairs, 1791 based on Foata normal form. 86/43461 useless extension candidates. Maximal degree in co-relation 659585. Up to 40698 conditions per place. [2021-03-25 12:27:51,741 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4492 selfloop transitions, 130 changer transitions 0/4630 dead transitions. [2021-03-25 12:27:51,741 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 4630 transitions, 153960 flow [2021-03-25 12:27:51,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:27:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:27:51,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-25 12:27:51,742 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6929824561403509 [2021-03-25 12:27:51,742 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-25 12:27:51,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-25 12:27:51,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:27:51,742 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-25 12:27:51,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:27:51,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:27:51,743 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:27:51,743 INFO L185 Difference]: Start difference. First operand has 212 places, 4491 transitions, 139939 flow. Second operand 6 states and 158 transitions. [2021-03-25 12:27:51,743 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 4630 transitions, 153960 flow [2021-03-25 12:28:06,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 4630 transitions, 152041 flow, removed 928 selfloop flow, removed 2 redundant places. [2021-03-25 12:28:06,494 INFO L241 Difference]: Finished difference. Result has 218 places, 4565 transitions, 141499 flow [2021-03-25 12:28:06,497 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=138042, PETRI_DIFFERENCE_MINUEND_PLACES=210, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4491, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=66, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=141499, PETRI_PLACES=218, PETRI_TRANSITIONS=4565} [2021-03-25 12:28:06,497 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 187 predicate places. [2021-03-25 12:28:06,498 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:28:06,498 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 4565 transitions, 141499 flow [2021-03-25 12:28:06,498 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 4565 transitions, 141499 flow [2021-03-25 12:28:06,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 218 places, 4565 transitions, 141499 flow [2021-03-25 12:28:17,426 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][1440], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:28:17,427 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:28:17,427 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,427 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,427 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:28:17,427 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1536], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:28:17,427 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:28:17,427 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:28:17,428 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,428 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,431 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][4079], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:28:17,431 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:28:17,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:17,431 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 12:28:21,989 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1536], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:28:21,990 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:28:21,990 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:28:21,990 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:28:21,990 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:28:22,021 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][3084], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 651#(<= 2 n2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), 447#(and (<= n2 n1) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:28:22,021 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:28:22,021 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:22,021 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:22,021 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:28:27,861 INFO L129 PetriNetUnfolder]: 25663/39474 cut-off events. [2021-03-25 12:28:27,862 INFO L130 PetriNetUnfolder]: For 2402226/2414008 co-relation queries the response was YES. [2021-03-25 12:28:28,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 568677 conditions, 39474 events. 25663/39474 cut-off events. For 2402226/2414008 co-relation queries the response was YES. Maximal size of possible extension queue 2608. Compared 307765 event pairs, 846 based on Foata normal form. 2321/41269 useless extension candidates. Maximal degree in co-relation 565801. Up to 14262 conditions per place. [2021-03-25 12:28:28,869 INFO L142 LiptonReduction]: Number of co-enabled transitions 11746 [2021-03-25 12:28:31,155 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:28:31,155 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:28:31,156 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24658 [2021-03-25 12:28:31,156 INFO L480 AbstractCegarLoop]: Abstraction has has 218 places, 4565 transitions, 141499 flow [2021-03-25 12:28:31,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:28:31,156 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:28:31,156 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 12:28:31,357 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-25 12:28:31,357 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:28:31,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:28:31,357 INFO L82 PathProgramCache]: Analyzing trace with hash -2141115871, now seen corresponding path program 5 times [2021-03-25 12:28:31,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:28:31,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831617879] [2021-03-25 12:28:31,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:28:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:28:31,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,379 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:28:31,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,387 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:28:31,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,394 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 12:28:31,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831617879] [2021-03-25 12:28:31,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512300028] [2021-03-25 12:28:31,394 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 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 12:28:31,416 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:28:31,416 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:28:31,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:28:31,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:28:31,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:28:31,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:28:31,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:28:31,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:28:31,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:28:31,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:28:31,432 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-25 12:28:31,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:28:31,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:28:31,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:28:31,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:28:31,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:28:31,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:28:31,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:28:31,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:28:31,444 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:28:31,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:28:31,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:28:31,455 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 12:28:31,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:28:31,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:28:31,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304426288] [2021-03-25 12:28:31,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:28:31,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:28:31,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:28:31,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:28:31,456 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:28:31,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 4565 transitions, 141499 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:28:31,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:28:31,457 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:28:31,457 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:29:19,507 INFO L129 PetriNetUnfolder]: 30317/45252 cut-off events. [2021-03-25 12:29:19,507 INFO L130 PetriNetUnfolder]: For 2822969/2823617 co-relation queries the response was YES. [2021-03-25 12:29:19,935 INFO L84 FinitePrefix]: Finished finitePrefix Result has 688824 conditions, 45252 events. 30317/45252 cut-off events. For 2822969/2823617 co-relation queries the response was YES. Maximal size of possible extension queue 2805. Compared 337795 event pairs, 1834 based on Foata normal form. 42/45289 useless extension candidates. Maximal degree in co-relation 685672. Up to 41841 conditions per place. [2021-03-25 12:29:20,254 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4615 selfloop transitions, 169 changer transitions 0/4792 dead transitions. [2021-03-25 12:29:20,254 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 4792 transitions, 158936 flow [2021-03-25 12:29:20,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:29:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:29:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 12:29:20,255 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 12:29:20,255 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 12:29:20,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 12:29:20,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:29:20,255 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 12:29:20,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:29:20,256 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:29:20,256 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:29:20,256 INFO L185 Difference]: Start difference. First operand has 218 places, 4565 transitions, 141499 flow. Second operand 6 states and 166 transitions. [2021-03-25 12:29:20,256 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 4792 transitions, 158936 flow [2021-03-25 12:29:35,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 4792 transitions, 158622 flow, removed 157 selfloop flow, removed 0 redundant places. [2021-03-25 12:29:35,516 INFO L241 Difference]: Finished difference. Result has 225 places, 4674 transitions, 146233 flow [2021-03-25 12:29:35,519 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=141185, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4565, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4446, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=146233, PETRI_PLACES=225, PETRI_TRANSITIONS=4674} [2021-03-25 12:29:35,519 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 194 predicate places. [2021-03-25 12:29:35,519 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:29:35,519 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 4674 transitions, 146233 flow [2021-03-25 12:29:35,519 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 4674 transitions, 146233 flow [2021-03-25 12:29:35,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 225 places, 4674 transitions, 146233 flow [2021-03-25 12:29:39,391 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][3667], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:39,392 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2790], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:39,392 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][3667], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:41,167 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2790], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:41,167 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,167 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:41,821 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2790], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:41,822 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:29:41,822 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:41,822 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:41,822 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:43,803 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][2790], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:43,803 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:29:43,803 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:43,803 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:29:43,803 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:43,803 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][539], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), 591#(and (<= n2 n1) (< 0 n1)), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 377#(and (<= n2 n1) (< 0 n1)), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 500#(and (<= n2 1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:50,475 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][3064], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, 1293#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), 1300#true, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:29:50,475 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:29:50,475 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:52,365 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][3758], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, Black: 1363#(= p2 p1), 651#(<= 2 n2), Black: 1365#(= (+ (* 2 m) p1) p2), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:52,365 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:29:52,365 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:29:52,365 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:52,365 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:29:52,398 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][3169], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), 447#(and (<= n2 n1) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:52,398 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:29:52,398 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:52,398 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:52,398 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:29:52,605 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][708], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1151#(<= n1 1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:52,605 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:29:52,605 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:29:52,605 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:52,605 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:54,097 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][708], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:54,097 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:29:54,097 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:54,097 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:54,097 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:55,875 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][708], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), 591#(and (<= n2 n1) (< 0 n1)), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:29:55,875 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 12:29:55,875 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:55,875 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:29:55,875 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:29:58,411 INFO L129 PetriNetUnfolder]: 26582/40928 cut-off events. [2021-03-25 12:29:58,412 INFO L130 PetriNetUnfolder]: For 2609242/2621574 co-relation queries the response was YES. [2021-03-25 12:29:58,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 597370 conditions, 40928 events. 26582/40928 cut-off events. For 2609242/2621574 co-relation queries the response was YES. Maximal size of possible extension queue 2705. Compared 321722 event pairs, 946 based on Foata normal form. 2622/43011 useless extension candidates. Maximal degree in co-relation 594304. Up to 14762 conditions per place. [2021-03-25 12:29:59,494 INFO L142 LiptonReduction]: Number of co-enabled transitions 12258 [2021-03-25 12:30:01,969 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:30:01,970 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:30:01,970 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26451 [2021-03-25 12:30:01,970 INFO L480 AbstractCegarLoop]: Abstraction has has 225 places, 4674 transitions, 146233 flow [2021-03-25 12:30:01,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:30:01,970 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:30:01,970 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 12:30:02,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-25 12:30:02,171 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:30:02,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:30:02,172 INFO L82 PathProgramCache]: Analyzing trace with hash -2109015935, now seen corresponding path program 6 times [2021-03-25 12:30:02,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:30:02,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487787722] [2021-03-25 12:30:02,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:30:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:30:02,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,202 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:30:02,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,211 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 12:30:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:30:02,217 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 12:30:02,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:30:02,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487787722] [2021-03-25 12:30:02,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63213933] [2021-03-25 12:30:02,224 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 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 12:30:02,246 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 12:30:02,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:30:02,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 12:30:02,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:30:02,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:30:02,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:30:02,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:30:02,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:30:02,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:30:02,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:30:02,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:30:02,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:30:02,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:30:02,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:30:02,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 12:30:02,265 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 12:30:02,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:30:02,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:30:02,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:30:02,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:30:02,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:30:02,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:30:02,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:30:02,275 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 12:30:02,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:30:02,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:30:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 12:30:02,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:30:02,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 12:30:02,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098529840] [2021-03-25 12:30:02,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:30:02,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:30:02,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:30:02,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:30:02,292 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 12:30:02,292 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 4674 transitions, 146233 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:30:02,292 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:30:02,292 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 12:30:02,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:30:53,529 INFO L129 PetriNetUnfolder]: 30937/46200 cut-off events. [2021-03-25 12:30:53,529 INFO L130 PetriNetUnfolder]: For 2975477/2976112 co-relation queries the response was YES. [2021-03-25 12:30:53,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 709789 conditions, 46200 events. 30937/46200 cut-off events. For 2975477/2976112 co-relation queries the response was YES. Maximal size of possible extension queue 2917. Compared 346411 event pairs, 2021 based on Foata normal form. 42/46237 useless extension candidates. Maximal degree in co-relation 706499. Up to 43276 conditions per place. [2021-03-25 12:30:54,533 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4675 selfloop transitions, 134 changer transitions 0/4817 dead transitions. [2021-03-25 12:30:54,533 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 4817 transitions, 161059 flow [2021-03-25 12:30:54,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:30:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:30:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-25 12:30:54,539 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6973684210526315 [2021-03-25 12:30:54,539 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-25 12:30:54,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-25 12:30:54,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:30:54,540 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-25 12:30:54,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:30:54,540 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:30:54,540 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 38.0) internal successors, (266), 7 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 12:30:54,540 INFO L185 Difference]: Start difference. First operand has 225 places, 4674 transitions, 146233 flow. Second operand 6 states and 159 transitions. [2021-03-25 12:30:54,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 4817 transitions, 161059 flow [2021-03-25 12:31:10,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 4817 transitions, 160109 flow, removed 475 selfloop flow, removed 0 redundant places. [2021-03-25 12:31:10,625 INFO L241 Difference]: Finished difference. Result has 233 places, 4746 transitions, 149001 flow [2021-03-25 12:31:10,627 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=145395, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4674, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=78, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4564, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=149001, PETRI_PLACES=233, PETRI_TRANSITIONS=4746} [2021-03-25 12:31:10,627 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 202 predicate places. [2021-03-25 12:31:10,627 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:31:10,627 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 233 places, 4746 transitions, 149001 flow [2021-03-25 12:31:10,628 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 233 places, 4746 transitions, 149001 flow [2021-03-25 12:31:10,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 233 places, 4746 transitions, 149001 flow [2021-03-25 12:31:16,588 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][295], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:16,588 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:16,588 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:16,588 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:16,588 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:17,332 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][295], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 17#L41true, Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:17,332 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:31:17,332 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:17,332 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:17,332 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:18,610 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][1187], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:18,610 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 12:31:18,610 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:31:18,610 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 12:31:18,610 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 12:31:19,662 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][295], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:19,662 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:31:19,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:19,662 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:31:19,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:19,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:27,066 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][548], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 500#(and (<= n2 1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:27,067 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][3107], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, 1293#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), 1300#true, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:27,067 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:27,067 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:31:29,051 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][2005], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 17#L41true, Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, Black: 1363#(= p2 p1), 651#(<= 2 n2), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:29,051 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:31:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:31:29,051 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:29,084 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][3215], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), 447#(and (<= n2 n1) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:29,084 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:31:29,084 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:29,084 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:29,084 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:29,257 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][720], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1151#(<= n1 1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:29,257 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:31:29,257 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:29,257 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:31:29,257 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][2594], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 1293#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), 1300#true, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:30,411 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][720], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:30,411 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:31:30,411 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:31:30,412 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:30,412 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:30,750 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][720], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), 711#true, Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1147#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:30,750 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:31:30,750 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:30,750 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:30,750 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:32,380 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][720], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:31:32,380 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 12:31:32,380 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:31:32,380 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:32,380 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:35,273 INFO L129 PetriNetUnfolder]: 27064/41677 cut-off events. [2021-03-25 12:31:35,273 INFO L130 PetriNetUnfolder]: For 2714259/2727328 co-relation queries the response was YES. [2021-03-25 12:31:35,741 INFO L84 FinitePrefix]: Finished finitePrefix Result has 611251 conditions, 41677 events. 27064/41677 cut-off events. For 2714259/2727328 co-relation queries the response was YES. Maximal size of possible extension queue 2832. Compared 329109 event pairs, 973 based on Foata normal form. 2713/43803 useless extension candidates. Maximal degree in co-relation 608069. Up to 14723 conditions per place. [2021-03-25 12:31:36,394 INFO L142 LiptonReduction]: Number of co-enabled transitions 12568 [2021-03-25 12:31:38,916 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:31:38,916 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:31:38,916 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 28289 [2021-03-25 12:31:38,917 INFO L480 AbstractCegarLoop]: Abstraction has has 233 places, 4746 transitions, 149001 flow [2021-03-25 12:31:38,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:31:38,917 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:31:38,917 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:31:39,127 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 12:31:39,128 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:31:39,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:31:39,128 INFO L82 PathProgramCache]: Analyzing trace with hash 60743245, now seen corresponding path program 7 times [2021-03-25 12:31:39,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:31:39,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940490687] [2021-03-25 12:31:39,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:31:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:31:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:31:39,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:31:39,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:31:39,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 12:31:39,154 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 12:31:39,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:31:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:31:39,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:31:39,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:31:39,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:31:39,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:31:39,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940490687] [2021-03-25 12:31:39,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:31:39,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 12:31:39,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185546033] [2021-03-25 12:31:39,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 12:31:39,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:31:39,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 12:31:39,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 12:31:39,163 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 12:31:39,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 233 places, 4746 transitions, 149001 flow. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:31:39,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:31:39,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 12:31:39,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:31:49,151 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][539], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), 1482#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:49,151 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][782], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), 1482#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:49,151 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:49,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][782], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), 1482#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:49,462 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:31:49,462 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:49,462 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:49,462 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:56,062 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][782], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 834#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), 1482#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:56,062 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:31:56,062 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:56,063 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:56,063 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:31:56,063 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][539], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), 1482#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:56,545 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][782], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, 580#(<= 1 n1), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), 1482#true, Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:56,545 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:56,545 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][120], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 638#(and (< 1 n1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1484#(< 0 n1), Black: 1151#(<= n1 1), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 500#(and (<= n2 1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:31:56,546 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:31:56,546 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:32:00,899 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][241], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:00,900 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:32:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:32:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:03,656 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][120], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1151#(<= n1 1), 1486#(<= n1 0), 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:32:03,656 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 12:32:03,656 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:03,656 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:03,656 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:06,661 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_20)) InVars {n1=v_n1_20} OutVars{n1=v_n1_20} AuxVars[] AssignedVars[][691], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 1233#(<= 1 n2), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), 576#true, Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), 113#(<= n1 0), Black: 112#(= n2 n1), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 895#(and (<= n1 n2) (<= 1 n2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), 1250#(and (<= n1 n2) (< 0 n2)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:06,662 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:32:06,662 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:06,662 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:06,662 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,440 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][241], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), 17#L41true, Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1484#(< 0 n1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:11,440 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:32:11,441 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,441 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:32:11,441 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:32:11,512 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_20)) InVars {n2=v_n2_20} OutVars{n2=v_n2_20} AuxVars[] AssignedVars[][120], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 20#thread3EXITtrue, 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), 591#(and (<= n2 n1) (< 0 n1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1151#(<= n1 1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1485#(and (<= n1 1) (< 0 n1)), 1229#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:11,513 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1248], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 1151#(<= n1 1), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 647#true, 903#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 651#(<= 2 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1229#true, 1486#(<= n1 0), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:11,513 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:11,513 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:32:21,113 INFO L129 PetriNetUnfolder]: 30204/46630 cut-off events. [2021-03-25 12:32:21,114 INFO L130 PetriNetUnfolder]: For 3329045/3341943 co-relation queries the response was YES. [2021-03-25 12:32:21,652 INFO L84 FinitePrefix]: Finished finitePrefix Result has 711883 conditions, 46630 events. 30204/46630 cut-off events. For 3329045/3341943 co-relation queries the response was YES. Maximal size of possible extension queue 3333. Compared 376005 event pairs, 1243 based on Foata normal form. 4071/49968 useless extension candidates. Maximal degree in co-relation 708703. Up to 16548 conditions per place. [2021-03-25 12:32:22,169 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 492 selfloop transitions, 2328 changer transitions 2/5112 dead transitions. [2021-03-25 12:32:22,169 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 5112 transitions, 166336 flow [2021-03-25 12:32:22,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 12:32:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 12:32:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 157 transitions. [2021-03-25 12:32:22,170 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8263157894736842 [2021-03-25 12:32:22,170 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 157 transitions. [2021-03-25 12:32:22,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 157 transitions. [2021-03-25 12:32:22,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:32:22,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 157 transitions. [2021-03-25 12:32:22,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:32:22,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:32:22,171 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 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 12:32:22,171 INFO L185 Difference]: Start difference. First operand has 233 places, 4746 transitions, 149001 flow. Second operand 5 states and 157 transitions. [2021-03-25 12:32:22,171 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 5112 transitions, 166336 flow [2021-03-25 12:32:39,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 5112 transitions, 165976 flow, removed 180 selfloop flow, removed 0 redundant places. [2021-03-25 12:32:39,765 INFO L241 Difference]: Finished difference. Result has 239 places, 5070 transitions, 168099 flow [2021-03-25 12:32:39,768 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=147580, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4713, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1971, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2662, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=168099, PETRI_PLACES=239, PETRI_TRANSITIONS=5070} [2021-03-25 12:32:39,768 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 208 predicate places. [2021-03-25 12:32:39,769 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 12:32:39,769 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 5070 transitions, 168099 flow [2021-03-25 12:32:39,769 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 5070 transitions, 168099 flow [2021-03-25 12:32:39,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 239 places, 5070 transitions, 168099 flow [2021-03-25 12:32:50,340 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][2414], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 839#(<= 1 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1484#(< 0 n1), Black: 1482#true, 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:50,340 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 12:32:50,340 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:50,340 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:50,340 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:54,002 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_22)) InVars {n2=v_n2_22} OutVars{n2=v_n2_22} AuxVars[] AssignedVars[][376], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, Black: 1233#(<= 1 n2), Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 834#true, Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1147#true, 638#(and (< 1 n1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 838#(<= 2 n2), Black: 604#(< 1 n1), Black: 839#(<= 1 n2), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 655#(<= n1 n2), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1213#(and (<= n1 1) (< 0 n2)), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1484#(< 0 n1), Black: 1151#(<= n1 1), 1229#true, Black: 1482#true, Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2)))]) [2021-03-25 12:32:54,002 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 12:32:54,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:32:54,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:32:54,002 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 12:32:55,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][3557], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), 1086#true, Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), 377#(and (<= n2 n1) (< 0 n1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, Black: 1363#(= p2 p1), 651#(<= 2 n2), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), 447#(and (<= n2 n1) (< 0 n1)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1484#(< 0 n1), Black: 1482#true, 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:55,092 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:32:55,092 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:55,092 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:55,092 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:57,096 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][2245], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 1024#true, Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 17#L41true, Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, Black: 1363#(= p2 p1), 651#(<= 2 n2), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 963#true, Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 711#true, Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), Black: 1482#true, Black: 1484#(< 0 n1), 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:32:57,096 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 12:32:57,096 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:32:57,096 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:32:57,096 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:33:02,326 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][2245], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 9#L19true, 10#thread2EXITtrue, Black: 1250#(and (<= n1 n2) (< 0 n2)), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 17#L41true, Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 21#L52true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), Black: 517#(= p2 p1), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), 838#(<= 2 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 124#(<= 1 n1), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 1 n2), Black: 895#(and (<= n1 n2) (<= 1 n2)), Black: 591#(and (<= n2 n1) (< 0 n1)), 903#true, 651#(<= 2 n2), Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1147#true, Black: 1423#(= p2 p1), Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), 1484#(< 0 n1), Black: 1151#(<= n1 1), Black: 1482#true, 1233#(<= 1 n2), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:33:02,327 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 12:33:02,327 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 12:33:02,327 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 12:33:02,327 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 12:33:04,494 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][3869], [1024#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, 6#L19-1true, 10#thread2EXITtrue, Black: 1233#(<= 1 n2), Black: 1254#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 17#L41true, Black: 1291#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1293#(and (<= n1 n2) (< 0 (+ n2 1))), 1300#true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 302#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 1026#(= p2 p1), Black: 1027#(and (< 0 n2) (= p2 p1)), Black: 1028#(= (+ m p1) p2), Black: 517#(= p2 p1), Black: 1029#(and (= (+ m p1) p2) (< 0 n1)), 1086#true, Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), 576#true, Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), 839#(<= 1 n2), Black: 1302#(= p1 p2), Black: 1303#(and (< 1 n2) (= p2 p1)), Black: 1305#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1361#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 1088#(= p2 p1), 120#true, Black: 1089#(and (< 1 n1) (= p2 p1)), Black: 1091#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 834#true, Black: 604#(< 1 n1), Black: 838#(<= 2 n2), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), Black: 895#(and (<= n1 n2) (<= 1 n2)), 903#true, 647#true, Black: 1363#(= p2 p1), Black: 1365#(= (+ (* 2 m) p1) p2), 1421#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, 436#(<= n2 1), 1213#(and (<= n1 1) (< 0 n2)), Black: 905#(= p1 p2), Black: 907#(= p1 (+ (* 2 m) p2)), 963#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 1168#(and (<= n1 n2) (< 0 n2)), Black: 655#(<= n1 n2), Black: 1217#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1424#(and (< 1 n2) (= p2 p1)), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1172#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1426#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1423#(= p2 p1), Black: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), Black: 1482#true, Black: 1484#(< 0 n1), 1250#(and (<= n1 n2) (< 0 n2)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 965#(= p1 p2), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 966#(and (< 1 n1) (= p2 p1)), Black: 968#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 12:33:04,495 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 12:33:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:33:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 12:33:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 12:33:09,625 INFO L129 PetriNetUnfolder]: 30243/46744 cut-off events. [2021-03-25 12:33:09,626 INFO L130 PetriNetUnfolder]: For 3370922/3382182 co-relation queries the response was YES. [2021-03-25 12:33:10,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 724228 conditions, 46744 events. 30243/46744 cut-off events. For 3370922/3382182 co-relation queries the response was YES. Maximal size of possible extension queue 3308. Compared 376798 event pairs, 1078 based on Foata normal form. 2549/48838 useless extension candidates. Maximal degree in co-relation 721028. Up to 16658 conditions per place. [2021-03-25 12:33:11,021 INFO L142 LiptonReduction]: Number of co-enabled transitions 12198 [2021-03-25 12:33:13,845 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 12:33:13,846 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:33:13,846 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34077 [2021-03-25 12:33:13,846 INFO L480 AbstractCegarLoop]: Abstraction has has 239 places, 5070 transitions, 168099 flow [2021-03-25 12:33:13,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:33:13,846 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:33:13,846 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:33:13,846 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 12:33:13,846 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 12:33:13,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:33:13,847 INFO L82 PathProgramCache]: Analyzing trace with hash 454989371, now seen corresponding path program 8 times [2021-03-25 12:33:13,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:33:13,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393713299] [2021-03-25 12:33:13,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:33:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:33:13,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,857 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 12:33:13,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,861 INFO L142 QuantifierPusher]: treesize reduction 5, result has 66.7 percent of original size [2021-03-25 12:33:13,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:33:13,867 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 12:33:13,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:33:13,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393713299] [2021-03-25 12:33:13,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099166933] [2021-03-25 12:33:13,877 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 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 12:33:13,898 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 12:33:13,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 12:33:13,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 12:33:13,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 12:33:13,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,922 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 12:33:13,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:33:13,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:33:13,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 12:33:13,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:33:13,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:33:13,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:33:13,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:33:13,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 12:33:13,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 12:33:13,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 12:33:13,934 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 12:33:13,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:33:13,936 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 12:33:13,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:33:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:33:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:33:13,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 12:33:13,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-03-25 12:33:13,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427167054] [2021-03-25 12:33:13,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 12:33:13,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:33:13,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 12:33:13,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-25 12:33:13,951 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 12:33:13,951 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 5070 transitions, 168099 flow. Second operand has 9 states, 9 states have (on average 21.77777777777778) internal successors, (196), 9 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:33:13,952 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:33:13,952 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 12:33:13,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-03-25 12:34:13,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 12:34:14,145 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 12:34:14,146 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-25 12:34:14,149 WARN L224 ceAbstractionStarter]: Timeout [2021-03-25 12:34:14,149 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 12:34:14 BasicIcfg [2021-03-25 12:34:14,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 12:34:14,149 INFO L168 Benchmark]: Toolchain (without parser) took 796586.48 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.6 GB). Free memory was 236.5 MB in the beginning and 7.6 GB in the end (delta: -7.3 GB). Peak memory consumption was 5.6 GB. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.13 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.4 MB in the end (delta: 179.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L168 Benchmark]: Boogie Preprocessor took 17.44 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L168 Benchmark]: RCFGBuilder took 275.87 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 237.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L168 Benchmark]: TraceAbstraction took 796259.41 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.6 GB). Free memory was 237.0 MB in the beginning and 7.6 GB in the end (delta: -7.3 GB). Peak memory consumption was 5.6 GB. Max. memory is 16.0 GB. [2021-03-25 12:34:14,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.13 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.4 MB in the end (delta: 179.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.44 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 275.87 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 237.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 796259.41 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.6 GB). Free memory was 237.0 MB in the beginning and 7.6 GB in the end (delta: -7.3 GB). Peak memory consumption was 5.6 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 84.1ms, 36 PlacesBefore, 31 PlacesAfterwards, 27 TransitionsBefore, 22 TransitionsAfterwards, 288 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 197, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 130, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 197, positive: 58, positive conditional: 0, positive unconditional: 58, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21.9ms, 26 PlacesBefore, 26 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 240 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 97.0ms, 35 PlacesBefore, 35 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 342 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 60.5ms, 41 PlacesBefore, 40 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 310 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 122.3ms, 46 PlacesBefore, 46 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 426 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 227.3ms, 51 PlacesBefore, 51 PlacesAfterwards, 96 TransitionsBefore, 96 TransitionsAfterwards, 796 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 530.2ms, 59 PlacesBefore, 59 PlacesAfterwards, 185 TransitionsBefore, 185 TransitionsAfterwards, 1480 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 672.0ms, 67 PlacesBefore, 67 PlacesAfterwards, 263 TransitionsBefore, 263 TransitionsAfterwards, 1934 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 996.1ms, 79 PlacesBefore, 79 PlacesAfterwards, 361 TransitionsBefore, 361 TransitionsAfterwards, 2288 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1775.5ms, 97 PlacesBefore, 97 PlacesAfterwards, 602 TransitionsBefore, 602 TransitionsAfterwards, 2802 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1622.7ms, 104 PlacesBefore, 104 PlacesAfterwards, 700 TransitionsBefore, 700 TransitionsAfterwards, 3188 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2930.2ms, 117 PlacesBefore, 117 PlacesAfterwards, 1068 TransitionsBefore, 1068 TransitionsAfterwards, 3998 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4056.0ms, 126 PlacesBefore, 126 PlacesAfterwards, 1217 TransitionsBefore, 1217 TransitionsAfterwards, 4342 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5947.6ms, 133 PlacesBefore, 133 PlacesAfterwards, 1665 TransitionsBefore, 1665 TransitionsAfterwards, 5096 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6888.7ms, 141 PlacesBefore, 141 PlacesAfterwards, 2024 TransitionsBefore, 2024 TransitionsAfterwards, 5836 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9876.5ms, 153 PlacesBefore, 153 PlacesAfterwards, 2110 TransitionsBefore, 2110 TransitionsAfterwards, 6214 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10919.5ms, 157 PlacesBefore, 157 PlacesAfterwards, 2194 TransitionsBefore, 2194 TransitionsAfterwards, 6662 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10743.1ms, 165 PlacesBefore, 165 PlacesAfterwards, 2259 TransitionsBefore, 2259 TransitionsAfterwards, 6924 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9072.8ms, 174 PlacesBefore, 174 PlacesAfterwards, 2768 TransitionsBefore, 2768 TransitionsAfterwards, 7978 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9755.0ms, 182 PlacesBefore, 182 PlacesAfterwards, 2823 TransitionsBefore, 2823 TransitionsAfterwards, 8202 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17059.1ms, 202 PlacesBefore, 202 PlacesAfterwards, 3806 TransitionsBefore, 3806 TransitionsAfterwards, 9788 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24764.7ms, 212 PlacesBefore, 212 PlacesAfterwards, 4491 TransitionsBefore, 4491 TransitionsAfterwards, 11458 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24657.6ms, 218 PlacesBefore, 218 PlacesAfterwards, 4565 TransitionsBefore, 4565 TransitionsAfterwards, 11746 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26450.6ms, 225 PlacesBefore, 225 PlacesAfterwards, 4674 TransitionsBefore, 4674 TransitionsAfterwards, 12258 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 28288.5ms, 233 PlacesBefore, 233 PlacesAfterwards, 4746 TransitionsBefore, 4746 TransitionsAfterwards, 12568 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 34076.7ms, 239 PlacesBefore, 239 PlacesAfterwards, 5070 TransitionsBefore, 5070 TransitionsAfterwards, 12198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 41, Positive conditional cache size: 0, Positive unconditional cache size: 41, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 72). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (9states, 20/38 universal loopers) in iteration 26,while PetriNetUnfolder was constructing finite prefix that currently has 755399 conditions, 45422 events (30478/45421 cut-off events. For 3506880/3508268 co-relation queries the response was YES. Maximal size of possible extension queue 3609. Compared 361347 event pairs, 1378 based on Foata normal form. 558/47498 useless extension candidates. Maximal degree in co-relation 753971. Up to 33649 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 7.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 796163.2ms, OverallIterations: 26, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 555841.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 181.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 308 SDtfs, 728 SDslu, 382 SDs, 0 SdLazy, 2109 SolverSat, 359 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1386.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 537 GetRequests, 362 SyntacticMatches, 31 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 823.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=168099occurred in iteration=25, InterpolantAutomatonStates: 171, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 110.5ms SsaConstructionTime, 340.7ms SatisfiabilityAnalysisTime, 2579.2ms InterpolantComputationTime, 874 NumberOfCodeBlocks, 874 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 825 ConstructedInterpolants, 0 QuantifiedInterpolants, 3082 SizeOfPredicates, 23 NumberOfNonLiveVariables, 1398 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 49 InterpolantComputations, 4 PerfectInterpolantSequences, 39/100 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown