/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 22:07:32,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 22:07:32,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 22:07:32,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 22:07:32,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 22:07:32,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 22:07:32,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 22:07:32,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 22:07:32,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 22:07:32,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 22:07:32,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 22:07:32,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 22:07:32,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 22:07:32,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 22:07:32,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 22:07:32,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 22:07:32,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 22:07:32,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 22:07:32,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 22:07:32,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 22:07:32,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 22:07:32,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 22:07:32,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 22:07:32,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 22:07:32,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 22:07:32,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 22:07:32,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 22:07:32,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 22:07:32,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-03-25 22:07:32,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 22:07:32,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 22:07:32,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 22:07:32,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 22:07:32,177 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 22:07:32,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 22:07:32,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 22:07:32,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 22:07:32,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 22:07:32,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 22:07:32,179 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 22:07:32,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 22:07:32,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 22:07:32,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 22:07:32,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 22:07:32,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 22:07:32,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 22:07:32,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 22:07:32,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 22:07:32,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 22:07:32,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 22:07:32,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 22:07:32,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 22:07:32,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 22:07:32,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 22:07:32,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 22:07:32,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 22:07:32,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 22:07:32,511 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 22:07:32,512 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 22:07:32,513 INFO L432 ainManager$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 22:07:32,513 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 22:07:32,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 22:07:32,852 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 22:07:32,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 22:07:32,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 22:07:32,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 22:07:32,864 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,874 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 22:07:32,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 22:07:32,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 22:07:32,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 22:07:32,889 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,890 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,894 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,894 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,897 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,900 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,901 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 10:07:32" (1/1) ... [2021-03-25 22:07:32,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 22:07:32,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 22:07:32,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 22:07:32,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 22:07:32,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:07:32" (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 22:07:32,964 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 22:07:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 22:07:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 22:07:32,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 22:07:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 22:07:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 22:07:32,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 22:07:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 22:07:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 22:07:32,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 22:07:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 22:07:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 22:07:32,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-25 22:07:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-25 22:07:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-25 22:07:32,969 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 22:07:33,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 22:07:33,145 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-25 22:07:33,146 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 10:07:33 BoogieIcfgContainer [2021-03-25 22:07:33,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 22:07:33,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 22:07:33,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 22:07:33,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 22:07:33,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:07:32" (1/2) ... [2021-03-25 22:07:33,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24eb6de3 and model type hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 10:07:33, skipping insertion in model container [2021-03-25 22:07:33,151 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 10:07:33" (2/2) ... [2021-03-25 22:07:33,153 INFO L111 eAbstractionObserver]: Analyzing ICFG hard1.wvr.bpl [2021-03-25 22:07:33,157 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 22:07:33,160 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 22:07:33,161 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 22:07:33,202 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 22:07:33,231 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 22:07:33,246 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 22:07:33,247 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 22:07:33,247 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 22:07:33,247 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 22:07:33,247 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 22:07:33,247 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 22:07:33,247 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 22:07:33,247 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 22:07:33,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 33 transitions, 98 flow [2021-03-25 22:07:33,275 INFO L129 PetriNetUnfolder]: 4/29 cut-off events. [2021-03-25 22:07:33,275 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 22:07:33,278 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 22:07:33,278 INFO L82 GeneralOperation]: Start removeDead. Operand has 42 places, 33 transitions, 98 flow [2021-03-25 22:07:33,282 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 27 transitions, 78 flow [2021-03-25 22:07:33,283 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:33,294 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 27 transitions, 78 flow [2021-03-25 22:07:33,296 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 27 transitions, 78 flow [2021-03-25 22:07:33,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 27 transitions, 78 flow [2021-03-25 22:07:33,317 INFO L129 PetriNetUnfolder]: 4/27 cut-off events. [2021-03-25 22:07:33,318 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 22:07:33,319 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 22:07:33,324 INFO L142 LiptonReduction]: Number of co-enabled transitions 288 [2021-03-25 22:07:33,561 INFO L154 LiptonReduction]: Checked pairs total: 276 [2021-03-25 22:07:33,561 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 22:07:33,565 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 283 [2021-03-25 22:07:33,588 INFO L129 PetriNetUnfolder]: 4/21 cut-off events. [2021-03-25 22:07:33,588 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 22:07:33,589 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:33,589 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:07:33,589 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:33,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:33,599 INFO L82 PathProgramCache]: Analyzing trace with hash 694098477, now seen corresponding path program 1 times [2021-03-25 22:07:33,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:33,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389974381] [2021-03-25 22:07:33,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:33,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,739 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 22:07:33,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389974381] [2021-03-25 22:07:33,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:07:33,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 22:07:33,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287297291] [2021-03-25 22:07:33,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 22:07:33,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:33,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 22:07:33,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 22:07:33,762 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 38 [2021-03-25 22:07:33,763 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 22:07:33,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:33,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 38 [2021-03-25 22:07:33,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:33,800 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 22:07:33,801 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,801 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,801 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,802 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,813 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 22:07:33,813 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 22:07:33,815 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 22:07:33,817 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 5 selfloop transitions, 5 changer transitions 0/26 dead transitions. [2021-03-25 22:07:33,817 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 26 transitions, 96 flow [2021-03-25 22:07:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 22:07:33,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 22:07:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 101 transitions. [2021-03-25 22:07:33,828 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8859649122807017 [2021-03-25 22:07:33,828 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 101 transitions. [2021-03-25 22:07:33,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 101 transitions. [2021-03-25 22:07:33,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:33,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 101 transitions. [2021-03-25 22:07:33,835 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 22:07:33,842 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 22:07:33,842 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 22:07:33,844 INFO L185 Difference]: Start difference. First operand has 31 places, 22 transitions, 68 flow. Second operand 3 states and 101 transitions. [2021-03-25 22:07:33,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 26 transitions, 96 flow [2021-03-25 22:07:33,846 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 22:07:33,851 INFO L241 Difference]: Finished difference. Result has 26 places, 26 transitions, 85 flow [2021-03-25 22:07:33,853 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 22:07:33,854 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, -5 predicate places. [2021-03-25 22:07:33,854 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:33,854 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 22:07:33,855 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 26 transitions, 85 flow [2021-03-25 22:07:33,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 26 transitions, 85 flow [2021-03-25 22:07:33,865 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][16], [34#L66true, Black: 48#(= p2 p1), 6#L19-1true, 22#L52-1true, 25#L41-1true, 28#L30-1true, 46#true]) [2021-03-25 22:07:33,865 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,866 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,866 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,866 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:33,876 INFO L129 PetriNetUnfolder]: 19/53 cut-off events. [2021-03-25 22:07:33,876 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 22:07:33,877 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 22:07:33,878 INFO L142 LiptonReduction]: Number of co-enabled transitions 240 [2021-03-25 22:07:33,881 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:33,882 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:33,882 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 28 [2021-03-25 22:07:33,884 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 26 transitions, 85 flow [2021-03-25 22:07:33,885 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 22:07:33,885 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:33,886 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:07:33,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 22:07:33,886 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:33,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:33,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1815715007, now seen corresponding path program 1 times [2021-03-25 22:07:33,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:33,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119792837] [2021-03-25 22:07:33,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:33,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:33,937 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:07:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:33,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:33,950 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 22:07:33,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119792837] [2021-03-25 22:07:33,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939304984] [2021-03-25 22:07:33,951 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 22:07:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:33,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 22:07:33,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:33,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:33,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:33,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:34,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 22:07:34,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,057 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:07:34,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,063 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 22:07:34,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:34,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 22:07:34,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527680297] [2021-03-25 22:07:34,065 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:34,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:34,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:34,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:34,066 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:34,067 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 22:07:34,067 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:34,067 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:34,067 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:34,281 INFO L129 PetriNetUnfolder]: 906/1279 cut-off events. [2021-03-25 22:07:34,281 INFO L130 PetriNetUnfolder]: For 191/191 co-relation queries the response was YES. [2021-03-25 22:07:34,284 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 22:07:34,292 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 36 selfloop transitions, 17 changer transitions 0/62 dead transitions. [2021-03-25 22:07:34,292 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 62 transitions, 279 flow [2021-03-25 22:07:34,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:07:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:07:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 177 transitions. [2021-03-25 22:07:34,295 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7763157894736842 [2021-03-25 22:07:34,295 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 177 transitions. [2021-03-25 22:07:34,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 177 transitions. [2021-03-25 22:07:34,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:34,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 177 transitions. [2021-03-25 22:07:34,297 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 22:07:34,298 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 22:07:34,298 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 22:07:34,298 INFO L185 Difference]: Start difference. First operand has 26 places, 26 transitions, 85 flow. Second operand 6 states and 177 transitions. [2021-03-25 22:07:34,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 62 transitions, 279 flow [2021-03-25 22:07:34,300 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 22:07:34,301 INFO L241 Difference]: Finished difference. Result has 35 places, 38 transitions, 208 flow [2021-03-25 22:07:34,301 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 22:07:34,302 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 4 predicate places. [2021-03-25 22:07:34,302 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:34,302 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 38 transitions, 208 flow [2021-03-25 22:07:34,302 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 38 transitions, 208 flow [2021-03-25 22:07:34,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 38 transitions, 208 flow [2021-03-25 22:07:34,332 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 22:07:34,332 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 22:07:34,332 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:34,333 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:34,333 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:34,341 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [34#L66true, Black: 48#(= p2 p1), 21#L52true, 55#(<= 1 n2), 25#L41-1true, Black: 51#true, 9#L19true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2))]) [2021-03-25 22:07:34,342 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:34,342 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:34,342 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:34,342 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:34,349 INFO L129 PetriNetUnfolder]: 355/621 cut-off events. [2021-03-25 22:07:34,349 INFO L130 PetriNetUnfolder]: For 439/450 co-relation queries the response was YES. [2021-03-25 22:07:34,352 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 22:07:34,359 INFO L142 LiptonReduction]: Number of co-enabled transitions 342 [2021-03-25 22:07:34,362 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:34,362 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:34,362 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 60 [2021-03-25 22:07:34,363 INFO L480 AbstractCegarLoop]: Abstraction has has 35 places, 38 transitions, 208 flow [2021-03-25 22:07:34,363 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 22:07:34,363 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:34,364 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:07:34,585 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-25 22:07:34,585 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:34,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:34,586 INFO L82 PathProgramCache]: Analyzing trace with hash -892033331, now seen corresponding path program 2 times [2021-03-25 22:07:34,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:34,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473766120] [2021-03-25 22:07:34,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:34,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,622 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 22:07:34,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473766120] [2021-03-25 22:07:34,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:07:34,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 22:07:34,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267190747] [2021-03-25 22:07:34,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 22:07:34,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:34,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 22:07:34,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 22:07:34,625 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:34,625 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 22:07:34,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:34,626 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:34,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:34,751 INFO L129 PetriNetUnfolder]: 759/1093 cut-off events. [2021-03-25 22:07:34,751 INFO L130 PetriNetUnfolder]: For 1272/1466 co-relation queries the response was YES. [2021-03-25 22:07:34,754 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 22:07:34,761 INFO L132 encePairwiseOnDemand]: 27/38 looper letters, 43 selfloop transitions, 7 changer transitions 6/65 dead transitions. [2021-03-25 22:07:34,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 65 transitions, 472 flow [2021-03-25 22:07:34,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 22:07:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 22:07:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-25 22:07:34,763 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7473684210526316 [2021-03-25 22:07:34,763 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-25 22:07:34,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-25 22:07:34,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:34,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-25 22:07:34,765 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 22:07:34,765 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 22:07:34,766 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 22:07:34,766 INFO L185 Difference]: Start difference. First operand has 35 places, 38 transitions, 208 flow. Second operand 5 states and 142 transitions. [2021-03-25 22:07:34,766 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 65 transitions, 472 flow [2021-03-25 22:07:34,772 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 22:07:34,773 INFO L241 Difference]: Finished difference. Result has 41 places, 38 transitions, 236 flow [2021-03-25 22:07:34,773 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 22:07:34,774 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 10 predicate places. [2021-03-25 22:07:34,774 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:34,774 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 38 transitions, 236 flow [2021-03-25 22:07:34,774 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 38 transitions, 236 flow [2021-03-25 22:07:34,775 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 38 transitions, 236 flow [2021-03-25 22:07:34,800 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 22:07:34,800 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 22:07:34,800 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:34,800 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:34,801 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:34,806 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][36], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 115#(and (<= n1 0) (= n2 n1)), 25#L41-1true]) [2021-03-25 22:07:34,806 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:34,807 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:34,807 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:34,807 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:34,816 INFO L129 PetriNetUnfolder]: 312/533 cut-off events. [2021-03-25 22:07:34,825 INFO L130 PetriNetUnfolder]: For 667/694 co-relation queries the response was YES. [2021-03-25 22:07:34,828 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 22:07:34,833 INFO L142 LiptonReduction]: Number of co-enabled transitions 310 [2021-03-25 22:07:34,836 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:34,836 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:34,836 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-03-25 22:07:34,837 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 38 transitions, 236 flow [2021-03-25 22:07:34,837 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 22:07:34,837 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:34,837 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:07:34,837 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 22:07:34,837 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:34,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:34,838 INFO L82 PathProgramCache]: Analyzing trace with hash -2054216503, now seen corresponding path program 1 times [2021-03-25 22:07:34,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:34,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555855208] [2021-03-25 22:07:34,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:34,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,893 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:07:34,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:34,907 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 22:07:34,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555855208] [2021-03-25 22:07:34,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240082888] [2021-03-25 22:07:34,908 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 22:07:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:34,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 22:07:34,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:34,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:34,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:34,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:34,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:34,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 22:07:34,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,017 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:07:35,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:35,035 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 22:07:35,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:35,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 22:07:35,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021949518] [2021-03-25 22:07:35,038 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:35,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:35,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:35,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:35,039 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:35,039 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 22:07:35,039 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:35,039 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:35,039 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:35,238 INFO L129 PetriNetUnfolder]: 1285/1739 cut-off events. [2021-03-25 22:07:35,238 INFO L130 PetriNetUnfolder]: For 3230/3321 co-relation queries the response was YES. [2021-03-25 22:07:35,243 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 22:07:35,255 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 56 selfloop transitions, 17 changer transitions 0/82 dead transitions. [2021-03-25 22:07:35,255 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 82 transitions, 632 flow [2021-03-25 22:07:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:07:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:07:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 173 transitions. [2021-03-25 22:07:35,257 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7587719298245614 [2021-03-25 22:07:35,257 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 173 transitions. [2021-03-25 22:07:35,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 173 transitions. [2021-03-25 22:07:35,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:35,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 173 transitions. [2021-03-25 22:07:35,258 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 22:07:35,259 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 22:07:35,259 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 22:07:35,259 INFO L185 Difference]: Start difference. First operand has 40 places, 38 transitions, 236 flow. Second operand 6 states and 173 transitions. [2021-03-25 22:07:35,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 82 transitions, 632 flow [2021-03-25 22:07:35,264 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 22:07:35,266 INFO L241 Difference]: Finished difference. Result has 46 places, 46 transitions, 334 flow [2021-03-25 22:07:35,266 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 22:07:35,266 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 15 predicate places. [2021-03-25 22:07:35,266 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:35,266 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 46 transitions, 334 flow [2021-03-25 22:07:35,267 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 46 transitions, 334 flow [2021-03-25 22:07:35,267 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 46 transitions, 334 flow [2021-03-25 22:07:35,296 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 22:07:35,296 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 22:07:35,297 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:35,297 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:35,297 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:35,311 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][45], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 25#L41-1true]) [2021-03-25 22:07:35,311 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,311 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:35,311 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,311 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:35,313 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:35,313 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,313 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:35,313 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:35,313 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][11], [32#thread4EXITtrue, 34#L66true, 10#thread2EXITtrue, Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 120#true, 25#L41-1true]) [2021-03-25 22:07:35,329 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:35,329 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:35,329 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:35,330 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:35,343 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][45], [34#L66true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 22:07:35,343 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,343 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,343 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,343 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,355 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:35,355 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:35,356 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,356 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:35,356 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,356 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:35,357 INFO L129 PetriNetUnfolder]: 679/1069 cut-off events. [2021-03-25 22:07:35,358 INFO L130 PetriNetUnfolder]: For 2978/3152 co-relation queries the response was YES. [2021-03-25 22:07:35,364 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 22:07:35,376 INFO L142 LiptonReduction]: Number of co-enabled transitions 426 [2021-03-25 22:07:35,380 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:35,380 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:35,380 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 114 [2021-03-25 22:07:35,381 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 46 transitions, 334 flow [2021-03-25 22:07:35,381 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 22:07:35,381 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:35,381 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 22:07:35,597 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:35,597 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:35,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:35,598 INFO L82 PathProgramCache]: Analyzing trace with hash 708255849, now seen corresponding path program 1 times [2021-03-25 22:07:35,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:35,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093765448] [2021-03-25 22:07:35,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:35,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,667 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:07:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,675 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:07:35,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:35,684 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:07:35,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,692 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 22:07:35,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093765448] [2021-03-25 22:07:35,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659351675] [2021-03-25 22:07:35,693 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 22:07:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:35,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:07:35,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:35,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:35,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:35,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:35,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:35,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:35,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:35,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:07:35,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:35,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:07:35,775 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 22:07:35,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:35,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:35,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:35,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:35,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:35,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:35,805 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:07:35,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:35,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:35,825 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 22:07:35,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:35,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:07:35,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84148833] [2021-03-25 22:07:35,826 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:35,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:35,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:35,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:35,827 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:07:35,827 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 22:07:35,827 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:35,827 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:07:35,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:36,184 INFO L129 PetriNetUnfolder]: 2222/3077 cut-off events. [2021-03-25 22:07:36,184 INFO L130 PetriNetUnfolder]: For 9649/9802 co-relation queries the response was YES. [2021-03-25 22:07:36,194 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 22:07:36,222 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 71 selfloop transitions, 57 changer transitions 0/136 dead transitions. [2021-03-25 22:07:36,222 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 136 transitions, 1290 flow [2021-03-25 22:07:36,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:07:36,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:07:36,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-25 22:07:36,224 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7324561403508771 [2021-03-25 22:07:36,224 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-25 22:07:36,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-25 22:07:36,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:36,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-25 22:07:36,225 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 22:07:36,226 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 22:07:36,227 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 22:07:36,227 INFO L185 Difference]: Start difference. First operand has 46 places, 46 transitions, 334 flow. Second operand 6 states and 167 transitions. [2021-03-25 22:07:36,227 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 136 transitions, 1290 flow [2021-03-25 22:07:36,255 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 22:07:36,259 INFO L241 Difference]: Finished difference. Result has 51 places, 96 transitions, 911 flow [2021-03-25 22:07:36,259 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 22:07:36,260 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 20 predicate places. [2021-03-25 22:07:36,260 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:36,260 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 96 transitions, 911 flow [2021-03-25 22:07:36,260 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 96 transitions, 911 flow [2021-03-25 22:07:36,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 96 transitions, 911 flow [2021-03-25 22:07:36,295 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 22:07:36,295 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 22:07:36,296 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:36,296 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:36,296 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:36,320 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][20], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), Black: 120#true, 110#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:36,320 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,320 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:36,320 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,320 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:36,347 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:36,347 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,347 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,347 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:36,347 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,393 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][65], [34#L66true, Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 22:07:36,393 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,393 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,393 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,393 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,394 INFO L382 tUnfolder$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 22:07:36,394 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,394 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,394 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,394 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,397 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, Black: 51#true, 9#L19true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1), 28#L30-1true]) [2021-03-25 22:07:36,397 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,397 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,397 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:36,397 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:36,398 INFO L382 tUnfolder$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[][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 22:07:36,398 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,398 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,398 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,398 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,415 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][61], [34#L66true, Black: 51#true, 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:36,416 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,416 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,416 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,416 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,417 INFO L382 tUnfolder$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 22:07:36,417 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,417 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,417 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,417 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,418 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([107] L30-1-->thread2EXIT: Formula: (not (< 1 v_n1_40)) InVars {n1=v_n1_40} OutVars{n1=v_n1_40} AuxVars[] AssignedVars[][5], [34#L66true, 103#(and (<= n1 n2) (<= 1 n2)), 9#L19true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 20#thread3EXITtrue, 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:36,418 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,418 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,418 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:36,418 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:36,430 INFO L129 PetriNetUnfolder]: 1402/2160 cut-off events. [2021-03-25 22:07:36,430 INFO L130 PetriNetUnfolder]: For 8158/8690 co-relation queries the response was YES. [2021-03-25 22:07:36,444 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 22:07:36,468 INFO L142 LiptonReduction]: Number of co-enabled transitions 796 [2021-03-25 22:07:36,480 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:36,481 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:36,481 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 221 [2021-03-25 22:07:36,481 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 96 transitions, 911 flow [2021-03-25 22:07:36,481 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 22:07:36,482 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:36,482 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 22:07:36,705 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:36,706 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:36,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:36,706 INFO L82 PathProgramCache]: Analyzing trace with hash -697990693, now seen corresponding path program 2 times [2021-03-25 22:07:36,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:36,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017718955] [2021-03-25 22:07:36,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:36,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,754 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:07:36,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,765 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:07:36,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:07:36,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017718955] [2021-03-25 22:07:36,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638368154] [2021-03-25 22:07:36,775 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) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:36,803 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:07:36,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:07:36,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:07:36,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:36,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:36,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:36,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:36,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:07:36,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:36,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:36,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:07:36,831 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 22:07:36,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:36,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:36,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:36,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:36,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:36,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:36,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:36,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:36,847 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:07:36,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:36,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:36,861 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 22:07:36,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:36,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:07:36,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776442860] [2021-03-25 22:07:36,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:36,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:36,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:36,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:36,863 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:07:36,863 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 22:07:36,863 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:36,863 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:07:36,863 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:37,430 INFO L129 PetriNetUnfolder]: 3848/5440 cut-off events. [2021-03-25 22:07:37,430 INFO L130 PetriNetUnfolder]: For 23810/23922 co-relation queries the response was YES. [2021-03-25 22:07:37,451 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 22:07:37,499 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 127 selfloop transitions, 102 changer transitions 0/237 dead transitions. [2021-03-25 22:07:37,499 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 237 transitions, 2682 flow [2021-03-25 22:07:37,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:07:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:07:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-25 22:07:37,500 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7456140350877193 [2021-03-25 22:07:37,500 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-25 22:07:37,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-25 22:07:37,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:37,501 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-25 22:07:37,501 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 22:07:37,502 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 22:07:37,502 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 22:07:37,502 INFO L185 Difference]: Start difference. First operand has 51 places, 96 transitions, 911 flow. Second operand 6 states and 170 transitions. [2021-03-25 22:07:37,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 237 transitions, 2682 flow [2021-03-25 22:07:37,550 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 22:07:37,554 INFO L241 Difference]: Finished difference. Result has 59 places, 185 transitions, 2177 flow [2021-03-25 22:07:37,554 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 22:07:37,555 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 28 predicate places. [2021-03-25 22:07:37,555 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:37,555 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 185 transitions, 2177 flow [2021-03-25 22:07:37,555 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 185 transitions, 2177 flow [2021-03-25 22:07:37,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 185 transitions, 2177 flow [2021-03-25 22:07:37,615 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 22:07:37,615 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,615 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:37,616 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 22:07:37,616 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 239#(= p1 p2), 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:37,648 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,648 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,648 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,648 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,683 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,683 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,683 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,683 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,683 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,683 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,684 INFO L382 tUnfolder$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[][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 22:07:37,684 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,684 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,684 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,684 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:37,685 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,685 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L382 tUnfolder$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[][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 22:07:37,686 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,686 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,688 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:37,688 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 22:07:37,688 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:07:37,688 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:37,688 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:37,688 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 22:07:37,688 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:37,694 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,695 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,695 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,695 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,695 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,699 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 26#L30true]) [2021-03-25 22:07:37,699 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,700 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,700 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,700 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:37,724 INFO L382 tUnfolder$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[][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 22:07:37,724 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,724 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,724 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,724 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,725 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 22:07:37,725 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,725 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,725 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,725 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,725 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,725 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,726 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,726 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,726 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,730 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:37,730 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:07:37,730 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:37,730 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:07:37,730 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:37,733 INFO L382 tUnfolder$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[][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 22:07:37,733 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:07:37,733 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:37,733 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:07:37,733 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:37,741 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:37,742 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,742 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][81], [32#thread4EXITtrue, 34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 25#L41-1true, 26#L30true]) [2021-03-25 22:07:37,751 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L382 tUnfolder$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 22:07:37,751 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,751 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,789 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 9#L19true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 10#thread2EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 22:07:37,789 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,790 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,790 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,790 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,793 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,793 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:07:37,793 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:37,794 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:07:37,794 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:07:37,795 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][153], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), 10#thread2EXITtrue, 11#thread1EXITtrue, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, 55#(<= 1 n2), 120#true, 25#L41-1true]) [2021-03-25 22:07:37,795 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,795 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,796 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,796 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,796 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,803 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][40], [32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 11#thread1EXITtrue, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), 51#true, 20#thread3EXITtrue, Black: 112#(= n2 n1), 120#true, 26#L30true]) [2021-03-25 22:07:37,803 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,803 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,803 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,803 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,812 INFO L382 tUnfolder$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[][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 22:07:37,813 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,813 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,813 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,813 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,816 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 17#L41true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 22:07:37,816 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, 6#L19-1true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), 21#L52true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 26#L30true, 124#(<= 1 n1)]) [2021-03-25 22:07:37,825 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,825 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,825 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:37,825 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:37,845 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,845 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:37,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,859 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][148], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 51#true, 10#thread2EXITtrue, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 17#L41true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:37,859 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,859 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,859 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,859 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,861 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:37,861 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,861 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,861 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,861 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,862 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,865 INFO L382 tUnfolder$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 22:07:37,865 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,865 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,865 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,865 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][88], [34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 9#L19true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), 21#L52true, Black: 113#(<= n1 0), 120#true, 25#L41-1true, 28#L30-1true]) [2021-03-25 22:07:37,866 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,866 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,866 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,866 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,868 INFO L382 tUnfolder$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 22:07:37,868 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:37,868 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,868 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,868 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:37,914 INFO L129 PetriNetUnfolder]: 2522/3914 cut-off events. [2021-03-25 22:07:37,914 INFO L130 PetriNetUnfolder]: For 20889/21829 co-relation queries the response was YES. [2021-03-25 22:07:37,940 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 22:07:37,986 INFO L142 LiptonReduction]: Number of co-enabled transitions 1480 [2021-03-25 22:07:38,029 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:38,029 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:38,029 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 474 [2021-03-25 22:07:38,030 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 185 transitions, 2177 flow [2021-03-25 22:07:38,030 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 22:07:38,030 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:38,030 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 22:07:38,252 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:38,252 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:38,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:38,252 INFO L82 PathProgramCache]: Analyzing trace with hash -528492537, now seen corresponding path program 1 times [2021-03-25 22:07:38,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:38,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672455036] [2021-03-25 22:07:38,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:38,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:38,268 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:07:38,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:38,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,278 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 22:07:38,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672455036] [2021-03-25 22:07:38,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [333247355] [2021-03-25 22:07:38,279 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 22:07:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:38,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 22:07:38,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:38,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,323 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 22:07:38,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:38,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:38,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:38,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 22:07:38,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:38,338 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 22:07:38,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:38,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:38,351 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 22:07:38,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 22:07:38,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-03-25 22:07:38,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117085430] [2021-03-25 22:07:38,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 22:07:38,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:38,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 22:07:38,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:38,352 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:38,353 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 22:07:38,353 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:38,353 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:38,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:39,034 INFO L129 PetriNetUnfolder]: 4002/5669 cut-off events. [2021-03-25 22:07:39,034 INFO L130 PetriNetUnfolder]: For 40129/40390 co-relation queries the response was YES. [2021-03-25 22:07:39,058 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 22:07:39,103 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 330 selfloop transitions, 83 changer transitions 0/422 dead transitions. [2021-03-25 22:07:39,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 422 transitions, 5812 flow [2021-03-25 22:07:39,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 22:07:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 22:07:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 147 transitions. [2021-03-25 22:07:39,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7736842105263158 [2021-03-25 22:07:39,104 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 147 transitions. [2021-03-25 22:07:39,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 147 transitions. [2021-03-25 22:07:39,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:39,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 147 transitions. [2021-03-25 22:07:39,105 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 22:07:39,106 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 22:07:39,106 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 22:07:39,106 INFO L185 Difference]: Start difference. First operand has 59 places, 185 transitions, 2177 flow. Second operand 5 states and 147 transitions. [2021-03-25 22:07:39,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 422 transitions, 5812 flow [2021-03-25 22:07:39,167 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 22:07:39,173 INFO L241 Difference]: Finished difference. Result has 67 places, 263 transitions, 3577 flow [2021-03-25 22:07:39,174 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 22:07:39,174 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 36 predicate places. [2021-03-25 22:07:39,174 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:39,174 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 263 transitions, 3577 flow [2021-03-25 22:07:39,174 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 263 transitions, 3577 flow [2021-03-25 22:07:39,176 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 263 transitions, 3577 flow [2021-03-25 22:07:39,391 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:39,392 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,392 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,398 INFO L382 tUnfolder$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[][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 22:07:39,398 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,398 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,398 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,399 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,403 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 120#true, 110#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:39,403 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,403 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,403 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,403 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,404 INFO L382 tUnfolder$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 22:07:39,404 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,404 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,404 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,404 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:39,408 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:39,408 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,408 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,409 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][257], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:39,412 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L382 tUnfolder$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 22:07:39,412 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,412 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][257], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:39,414 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][194], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:39,414 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,414 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,421 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][172], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 120#true, Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:39,421 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,421 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,421 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,421 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,425 INFO L382 tUnfolder$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 22:07:39,425 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,425 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,425 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,426 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 22:07:39,430 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,430 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,430 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,430 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,431 INFO L382 tUnfolder$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 22:07:39,431 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:07:39,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:39,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:39,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:39,431 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:07:39,432 INFO L382 tUnfolder$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 22:07:39,432 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,432 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,432 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,432 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:39,432 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:39,432 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,433 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,433 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,433 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,433 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,496 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 22:07:39,496 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,497 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,497 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,497 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,505 INFO L382 tUnfolder$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 22:07:39,505 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,505 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,505 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 120#true, Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:39,506 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,506 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,507 INFO L382 tUnfolder$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 22:07:39,507 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,507 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,507 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,508 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][142], [10#thread2EXITtrue, 11#thread1EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true]) [2021-03-25 22:07:39,527 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:39,566 INFO L382 tUnfolder$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 22:07:39,566 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,566 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,566 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,566 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,567 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,577 INFO L382 tUnfolder$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 22:07:39,577 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,577 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,577 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,577 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,594 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][172], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 120#true, 302#(<= n2 1), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0)]) [2021-03-25 22:07:39,594 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,594 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,594 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,594 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:39,594 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:39,644 INFO L129 PetriNetUnfolder]: 2753/4309 cut-off events. [2021-03-25 22:07:39,644 INFO L130 PetriNetUnfolder]: For 33780/34572 co-relation queries the response was YES. [2021-03-25 22:07:39,675 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 22:07:39,731 INFO L142 LiptonReduction]: Number of co-enabled transitions 1934 [2021-03-25 22:07:39,768 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:39,768 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:39,768 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 594 [2021-03-25 22:07:39,768 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 263 transitions, 3577 flow [2021-03-25 22:07:39,769 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 22:07:39,769 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:39,769 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 22:07:39,982 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-25 22:07:39,982 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:39,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:39,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1529851655, now seen corresponding path program 2 times [2021-03-25 22:07:39,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:39,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116804594] [2021-03-25 22:07:39,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:39,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:39,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:39,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:39,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:40,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,006 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 22:07:40,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116804594] [2021-03-25 22:07:40,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329260162] [2021-03-25 22:07:40,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 22:07:40,043 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:07:40,043 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:40,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:07:40,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:40,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:40,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:40,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:40,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:40,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:40,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:40,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:07:40,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:40,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:40,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:07:40,076 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:07:40,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:40,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:40,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:40,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:40,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:40,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,103 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-25 22:07:40,104 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 22:07:40,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:40,108 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:07:40,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:40,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:40,124 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 22:07:40,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:40,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 22:07:40,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17085780] [2021-03-25 22:07:40,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:07:40,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:40,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:07:40,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:07:40,126 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:40,126 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 22:07:40,126 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:40,126 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:40,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:41,134 INFO L129 PetriNetUnfolder]: 5383/7650 cut-off events. [2021-03-25 22:07:41,135 INFO L130 PetriNetUnfolder]: For 67179/67570 co-relation queries the response was YES. [2021-03-25 22:07:41,177 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 22:07:41,341 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 206 selfloop transitions, 227 changer transitions 0/442 dead transitions. [2021-03-25 22:07:41,341 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 442 transitions, 6566 flow [2021-03-25 22:07:41,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 22:07:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 22:07:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 265 transitions. [2021-03-25 22:07:41,342 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748538011695907 [2021-03-25 22:07:41,342 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 265 transitions. [2021-03-25 22:07:41,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 265 transitions. [2021-03-25 22:07:41,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:41,343 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 265 transitions. [2021-03-25 22:07:41,344 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 22:07:41,344 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 22:07:41,345 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 22:07:41,345 INFO L185 Difference]: Start difference. First operand has 67 places, 263 transitions, 3577 flow. Second operand 9 states and 265 transitions. [2021-03-25 22:07:41,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 442 transitions, 6566 flow [2021-03-25 22:07:41,528 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 22:07:41,536 INFO L241 Difference]: Finished difference. Result has 79 places, 361 transitions, 5744 flow [2021-03-25 22:07:41,536 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 22:07:41,537 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 48 predicate places. [2021-03-25 22:07:41,537 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:41,537 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 361 transitions, 5744 flow [2021-03-25 22:07:41,537 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 361 transitions, 5744 flow [2021-03-25 22:07:41,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 361 transitions, 5744 flow [2021-03-25 22:07:41,782 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][222], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 22:07:41,782 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,782 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,782 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,782 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,782 INFO L382 tUnfolder$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 22:07:41,782 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,782 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,783 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,783 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,905 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][193], [6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:41,905 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:41,905 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:41,905 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:41,905 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:41,905 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:41,906 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,906 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,906 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,906 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,910 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][222], [6#L19-1true, 25#L41-1true, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 22:07:41,911 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][54], [9#L19true, 25#L41-1true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:41,911 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,911 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,923 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:41,923 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:41,927 INFO L382 tUnfolder$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 22:07:41,927 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,927 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,927 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,927 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,928 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 366#(<= 1 n1), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 124#(<= 1 n1)]) [2021-03-25 22:07:41,928 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:41,928 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:41,928 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:41,928 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:41,932 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:41,932 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:07:41,932 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:07:41,932 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:41,932 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:07:41,952 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 28#L30-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:41,952 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,952 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,952 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,952 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,956 INFO L382 tUnfolder$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 22:07:41,956 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,956 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:41,956 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:41,956 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,022 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][281], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:42,023 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,023 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,023 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,023 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,071 INFO L382 tUnfolder$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 22:07:42,071 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,071 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,071 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,071 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][187], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), 103#(and (<= n1 n2) (<= 1 n2)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true]) [2021-03-25 22:07:42,077 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:42,077 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:42,078 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,080 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:42,080 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,080 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,080 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,081 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,083 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][316], [10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1)))]) [2021-03-25 22:07:42,083 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:07:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:42,084 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:42,084 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:42,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][71], [9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true]) [2021-03-25 22:07:42,105 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,105 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,105 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,105 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:42,110 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,118 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][115], [11#thread1EXITtrue, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 113#(<= n1 0), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), 55#(<= 1 n2), 120#true, 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:42,119 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,119 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,119 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,119 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,120 INFO L382 tUnfolder$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 22:07:42,120 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,120 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:42,120 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,120 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:42,151 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][281], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:42,151 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,151 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,151 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,152 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,163 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1))]) [2021-03-25 22:07:42,163 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,163 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,164 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,164 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,164 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,183 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][193], [9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 172#(and (<= 1 n1) (<= n2 n1)), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true]) [2021-03-25 22:07:42,184 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,184 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,184 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,184 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,235 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:42,235 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:07:42,235 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,235 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,235 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,236 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:42,240 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:07:42,240 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,240 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:42,240 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:42,254 INFO L129 PetriNetUnfolder]: 4028/6184 cut-off events. [2021-03-25 22:07:42,254 INFO L130 PetriNetUnfolder]: For 72740/74451 co-relation queries the response was YES. [2021-03-25 22:07:42,299 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 22:07:42,379 INFO L142 LiptonReduction]: Number of co-enabled transitions 2288 [2021-03-25 22:07:42,499 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:42,499 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:42,499 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 962 [2021-03-25 22:07:42,500 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 361 transitions, 5744 flow [2021-03-25 22:07:42,500 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 22:07:42,500 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:42,500 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 22:07:42,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:42,716 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:42,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:42,716 INFO L82 PathProgramCache]: Analyzing trace with hash 134081105, now seen corresponding path program 3 times [2021-03-25 22:07:42,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:42,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808358762] [2021-03-25 22:07:42,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:42,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:07:42,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,751 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 22:07:42,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808358762] [2021-03-25 22:07:42,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386371569] [2021-03-25 22:07:42,752 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) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:42,797 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 22:07:42,797 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:07:42,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:07:42,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:42,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:42,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:42,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:42,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:42,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:42,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:42,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:07:42,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:42,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:42,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:07:42,828 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:07:42,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:42,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:07:42,840 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-25 22:07:42,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:42,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:42,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:42,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:07:42,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:42,855 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 22:07:42,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:42,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:42,870 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 22:07:42,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:42,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 22:07:42,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202047322] [2021-03-25 22:07:42,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:07:42,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:42,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:07:42,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:07:42,874 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:42,874 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 22:07:42,874 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:42,874 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:42,874 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:44,385 INFO L129 PetriNetUnfolder]: 7179/10361 cut-off events. [2021-03-25 22:07:44,385 INFO L130 PetriNetUnfolder]: For 131021/131241 co-relation queries the response was YES. [2021-03-25 22:07:44,426 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 22:07:44,495 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 379 selfloop transitions, 386 changer transitions 0/774 dead transitions. [2021-03-25 22:07:44,495 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 774 transitions, 13248 flow [2021-03-25 22:07:44,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 22:07:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 22:07:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 385 transitions. [2021-03-25 22:07:44,497 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7793522267206477 [2021-03-25 22:07:44,497 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 385 transitions. [2021-03-25 22:07:44,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 385 transitions. [2021-03-25 22:07:44,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:44,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 385 transitions. [2021-03-25 22:07:44,500 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 22:07:44,501 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 22:07:44,501 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 22:07:44,501 INFO L185 Difference]: Start difference. First operand has 79 places, 361 transitions, 5744 flow. Second operand 13 states and 385 transitions. [2021-03-25 22:07:44,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 774 transitions, 13248 flow [2021-03-25 22:07:44,770 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 22:07:44,791 INFO L241 Difference]: Finished difference. Result has 97 places, 602 transitions, 11030 flow [2021-03-25 22:07:44,791 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 22:07:44,792 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 66 predicate places. [2021-03-25 22:07:44,792 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:44,792 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 602 transitions, 11030 flow [2021-03-25 22:07:44,792 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 602 transitions, 11030 flow [2021-03-25 22:07:44,799 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 602 transitions, 11030 flow [2021-03-25 22:07:45,304 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][306], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), 298#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), 110#true, Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:45,304 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,304 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,304 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,304 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,523 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:45,523 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:07:45,523 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:45,523 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:07:45,523 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:07:45,627 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][402], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 11#thread1EXITtrue, 17#L41true, 28#L30-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:45,628 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,628 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:45,628 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,628 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:45,641 INFO L382 tUnfolder$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 22:07:45,641 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,641 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:45,641 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:45,641 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,793 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][22], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 120#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:45,793 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:45,793 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,793 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:45,793 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:45,872 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:45,872 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,872 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,872 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,872 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,873 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][140], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:45,873 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,873 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,873 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:45,873 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:45,936 INFO L129 PetriNetUnfolder]: 5966/9075 cut-off events. [2021-03-25 22:07:45,937 INFO L130 PetriNetUnfolder]: For 156001/158296 co-relation queries the response was YES. [2021-03-25 22:07:46,070 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 22:07:46,134 INFO L142 LiptonReduction]: Number of co-enabled transitions 2802 [2021-03-25 22:07:46,239 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:46,239 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:46,239 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1447 [2021-03-25 22:07:46,239 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 602 transitions, 11030 flow [2021-03-25 22:07:46,240 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 22:07:46,240 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:46,240 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 22:07:46,456 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:46,456 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:46,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:46,457 INFO L82 PathProgramCache]: Analyzing trace with hash 197103947, now seen corresponding path program 3 times [2021-03-25 22:07:46,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:46,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20697825] [2021-03-25 22:07:46,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:46,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,495 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:07:46,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,500 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:07:46,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,511 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:07:46,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,518 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 22:07:46,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20697825] [2021-03-25 22:07:46,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519720667] [2021-03-25 22:07:46,519 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 22:07:46,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 22:07:46,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:07:46,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:07:46,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:46,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:46,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:46,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:46,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:46,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:07:46,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:46,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:07:46,598 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 22:07:46,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:07:46,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:46,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:46,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:46,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:46,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:07:46,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:07:46,611 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:07:46,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:46,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:46,623 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 22:07:46,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:46,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:07:46,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600483429] [2021-03-25 22:07:46,624 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:46,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:46,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:46,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:46,624 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:07:46,625 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 22:07:46,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:46,625 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:07:46,625 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:48,544 INFO L129 PetriNetUnfolder]: 8097/11690 cut-off events. [2021-03-25 22:07:48,544 INFO L130 PetriNetUnfolder]: For 208912/209553 co-relation queries the response was YES. [2021-03-25 22:07:48,587 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 22:07:48,678 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 656 selfloop transitions, 122 changer transitions 0/786 dead transitions. [2021-03-25 22:07:48,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 786 transitions, 15747 flow [2021-03-25 22:07:48,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:07:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:07:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 22:07:48,679 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 22:07:48,679 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 22:07:48,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 22:07:48,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:48,680 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 22:07:48,680 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 22:07:48,681 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 22:07:48,681 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 22:07:48,681 INFO L185 Difference]: Start difference. First operand has 97 places, 602 transitions, 11030 flow. Second operand 6 states and 166 transitions. [2021-03-25 22:07:48,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 786 transitions, 15747 flow [2021-03-25 22:07:49,086 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 22:07:49,097 INFO L241 Difference]: Finished difference. Result has 104 places, 700 transitions, 13119 flow [2021-03-25 22:07:49,097 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 22:07:49,097 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 73 predicate places. [2021-03-25 22:07:49,097 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:49,098 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 700 transitions, 13119 flow [2021-03-25 22:07:49,098 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 700 transitions, 13119 flow [2021-03-25 22:07:49,104 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 700 transitions, 13119 flow [2021-03-25 22:07:49,204 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[][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 22:07:49,204 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 22:07:49,204 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:49,204 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:49,204 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 22:07:49,568 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][466], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 113#(<= n1 0), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:49,568 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,568 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,568 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,568 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,645 INFO L382 tUnfolder$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 22:07:49,645 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,646 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:49,646 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:49,646 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, 366#(<= 1 n1), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:49,647 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,647 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,667 INFO L382 tUnfolder$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 22:07:49,667 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,667 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,667 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,667 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,667 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,683 INFO L382 tUnfolder$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 22:07:49,683 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,683 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,683 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,683 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,727 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][27], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:49,727 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,727 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,727 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,727 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,802 INFO L382 tUnfolder$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 22:07:49,802 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,802 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,802 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,802 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][284], [Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 302#(<= n2 1), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:49,869 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:49,869 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][27], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 6#L19-1true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), 362#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:49,874 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:49,875 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,877 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 362#true, 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:49,877 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,877 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,877 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,877 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:49,881 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([86] L41-1-->L41: Formula: (< 0 v_n2_6) InVars {n2=v_n2_6} OutVars{n2=v_n2_6} AuxVars[] AssignedVars[][518], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 17#L41true, 22#L52-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 239#(= p1 p2), Black: 302#(<= n2 1), Black: 53#(= n1 n2), 298#true, Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 366#(<= 1 n1), Black: 120#true, 110#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:49,881 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:49,881 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 366#(<= 1 n1), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:49,881 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,881 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,882 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,890 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:07:49,890 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,890 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,890 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,890 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,900 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][93], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 21#L52true, 25#L41-1true, 26#L30true, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 51#true, Black: 302#(<= n2 1), Black: 239#(= p1 p2), 298#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), 237#true, 366#(<= 1 n1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 110#true, Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 55#(<= 1 n2), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:49,900 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:49,900 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,900 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,900 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:49,934 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:49,934 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,978 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][466], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 241#(= (+ m p2) p1), Black: 298#true, Black: 239#(= p1 p2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:49,978 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:49,978 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,979 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,979 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:49,979 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,019 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), 113#(<= n1 0), 241#(= (+ m p2) p1), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 517#(= p2 p1), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1))]) [2021-03-25 22:07:50,019 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,019 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:50,019 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,019 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:50,053 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} AuxVars[] AssignedVars[][433], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 9#L19true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 302#(<= n2 1), Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), 237#true, 110#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:50,053 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,053 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,054 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,056 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:50,056 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,056 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,056 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,056 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,056 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,286 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:50,287 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][176], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 492#(and (< 0 n1) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 25#L41-1true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 298#true, Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), 237#true, Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, 113#(<= n1 0), Black: 48#(= p2 p1), 51#true, 436#(<= n2 1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:50,287 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:50,287 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:07:50,353 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:07:50,353 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 22:07:50,353 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,353 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:50,353 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,353 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:50,367 INFO L129 PetriNetUnfolder]: 6793/10307 cut-off events. [2021-03-25 22:07:50,367 INFO L130 PetriNetUnfolder]: For 195762/198560 co-relation queries the response was YES. [2021-03-25 22:07:50,416 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 22:07:50,502 INFO L142 LiptonReduction]: Number of co-enabled transitions 3188 [2021-03-25 22:07:50,578 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:50,578 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:50,578 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1481 [2021-03-25 22:07:50,579 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 700 transitions, 13119 flow [2021-03-25 22:07:50,579 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 22:07:50,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:50,579 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 22:07:50,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-25 22:07:50,786 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:50,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:50,786 INFO L82 PathProgramCache]: Analyzing trace with hash 771180823, now seen corresponding path program 4 times [2021-03-25 22:07:50,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:50,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678329950] [2021-03-25 22:07:50,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:50,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,817 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:07:50,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,826 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 22:07:50,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678329950] [2021-03-25 22:07:50,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602872445] [2021-03-25 22:07:50,826 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 22:07:50,853 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 22:07:50,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:07:50,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:07:50,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:50,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:07:50,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:50,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:50,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 22:07:50,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,895 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-03-25 22:07:50,896 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 22:07:50,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:50,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:50,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:07:50,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:50,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:07:50,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:07:50,905 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 22:07:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:50,911 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:07:50,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:50,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:50,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:51,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:51,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:51,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:51,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:51,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:51,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:51,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:51,062 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 22:07:51,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:51,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 22:07:51,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014507568] [2021-03-25 22:07:51,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:07:51,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:51,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:07:51,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:07:51,064 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:51,064 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 22:07:51,064 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:51,064 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:51,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:07:53,629 INFO L129 PetriNetUnfolder]: 9508/13596 cut-off events. [2021-03-25 22:07:53,630 INFO L130 PetriNetUnfolder]: For 278625/279028 co-relation queries the response was YES. [2021-03-25 22:07:53,691 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 22:07:53,760 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 706 selfloop transitions, 697 changer transitions 0/1412 dead transitions. [2021-03-25 22:07:53,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 1412 transitions, 29014 flow [2021-03-25 22:07:53,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 22:07:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 22:07:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 261 transitions. [2021-03-25 22:07:53,765 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7631578947368421 [2021-03-25 22:07:53,766 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 261 transitions. [2021-03-25 22:07:53,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 261 transitions. [2021-03-25 22:07:53,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:07:53,766 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 261 transitions. [2021-03-25 22:07:53,767 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 22:07:53,768 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 22:07:53,768 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 22:07:53,769 INFO L185 Difference]: Start difference. First operand has 104 places, 700 transitions, 13119 flow. Second operand 9 states and 261 transitions. [2021-03-25 22:07:53,769 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 1412 transitions, 29014 flow [2021-03-25 22:07:54,220 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 22:07:54,238 INFO L241 Difference]: Finished difference. Result has 117 places, 1068 transitions, 23407 flow [2021-03-25 22:07:54,238 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 22:07:54,239 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 86 predicate places. [2021-03-25 22:07:54,239 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:07:54,239 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 1068 transitions, 23407 flow [2021-03-25 22:07:54,239 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 1068 transitions, 23407 flow [2021-03-25 22:07:54,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 1068 transitions, 23407 flow [2021-03-25 22:07:55,046 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:55,047 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:07:55,047 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:55,047 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:55,047 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:55,094 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][412], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:55,094 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:55,094 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,094 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,094 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:55,129 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:07:55,129 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:07:55,129 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:55,129 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,129 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,680 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][796], [576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 306#(<= n2 n1), Black: 240#(and (= p2 p1) (< 0 n1)), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 239#(= p1 p2), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 55#(<= 1 n2), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 113#(<= n1 0), 241#(= (+ m p2) p1), 177#true, 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 48#(= p2 p1), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 517#(= p2 p1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:55,680 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:07:55,680 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:55,680 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:55,680 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:07:55,787 INFO L382 tUnfolder$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 22:07:55,787 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:07:55,787 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,787 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:07:55,787 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:07:55,945 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1047], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:07:55,945 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:07:55,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:55,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:07:55,946 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:07:56,096 INFO L129 PetriNetUnfolder]: 7892/11799 cut-off events. [2021-03-25 22:07:56,096 INFO L130 PetriNetUnfolder]: For 284868/288167 co-relation queries the response was YES. [2021-03-25 22:07:56,161 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 22:07:56,300 INFO L142 LiptonReduction]: Number of co-enabled transitions 3998 [2021-03-25 22:07:56,449 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:07:56,449 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:07:56,449 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2210 [2021-03-25 22:07:56,450 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 1068 transitions, 23407 flow [2021-03-25 22:07:56,450 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 22:07:56,450 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:07:56,450 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 22:07:56,663 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:07:56,664 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:07:56,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:07:56,664 INFO L82 PathProgramCache]: Analyzing trace with hash 60844531, now seen corresponding path program 1 times [2021-03-25 22:07:56,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:07:56,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928733834] [2021-03-25 22:07:56,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:07:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:56,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:56,691 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:07:56,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:56,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,701 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 22:07:56,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928733834] [2021-03-25 22:07:56,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033775125] [2021-03-25 22:07:56,701 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 22:07:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:07:56,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 22:07:56,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:07:56,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:56,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:07:56,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:07:56,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 22:07:56,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:07:56,782 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:07:56,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:07:56,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:07:56,936 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 22:07:56,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:07:56,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-25 22:07:56,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717444667] [2021-03-25 22:07:56,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:07:56,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:07:56,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:07:56,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:07:56,938 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:07:56,938 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 22:07:56,938 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:07:56,938 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:07:56,938 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:08:00,513 INFO L129 PetriNetUnfolder]: 10131/14538 cut-off events. [2021-03-25 22:08:00,513 INFO L130 PetriNetUnfolder]: For 364285/365358 co-relation queries the response was YES. [2021-03-25 22:08:00,575 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 22:08:00,662 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1267 selfloop transitions, 206 changer transitions 0/1482 dead transitions. [2021-03-25 22:08:00,662 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 1482 transitions, 34988 flow [2021-03-25 22:08:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 22:08:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 22:08:00,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 198 transitions. [2021-03-25 22:08:00,663 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7443609022556391 [2021-03-25 22:08:00,663 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 198 transitions. [2021-03-25 22:08:00,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 198 transitions. [2021-03-25 22:08:00,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:08:00,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 198 transitions. [2021-03-25 22:08:00,664 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 22:08:00,664 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 22:08:00,665 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 22:08:00,665 INFO L185 Difference]: Start difference. First operand has 117 places, 1068 transitions, 23407 flow. Second operand 7 states and 198 transitions. [2021-03-25 22:08:00,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 1482 transitions, 34988 flow [2021-03-25 22:08:01,535 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 22:08:01,559 INFO L241 Difference]: Finished difference. Result has 126 places, 1217 transitions, 27006 flow [2021-03-25 22:08:01,560 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 22:08:01,560 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 95 predicate places. [2021-03-25 22:08:01,560 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:08:01,560 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 1217 transitions, 27006 flow [2021-03-25 22:08:01,561 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 1217 transitions, 27006 flow [2021-03-25 22:08:01,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 1217 transitions, 27006 flow [2021-03-25 22:08:02,316 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 22:08:02,317 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:08:02,317 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:02,317 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:02,317 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:08:02,636 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][286], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:02,636 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:02,636 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,636 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:02,640 INFO L382 tUnfolder$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 22:08:02,640 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,640 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,640 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:02,640 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:02,645 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][286], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, 362#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:02,645 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,645 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,645 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,645 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,693 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:08:02,693 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,693 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:02,693 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:02,693 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:03,011 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][803], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 10#thread2EXITtrue, 11#thread1EXITtrue, 17#L41true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), 103#(and (<= n1 n2) (<= 1 n2)), Black: 298#true, Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 113#(<= n1 0), 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 112#(= n2 n1), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:03,012 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:08:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:03,732 INFO L129 PetriNetUnfolder]: 8363/12522 cut-off events. [2021-03-25 22:08:03,732 INFO L130 PetriNetUnfolder]: For 342389/346300 co-relation queries the response was YES. [2021-03-25 22:08:03,802 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 22:08:03,912 INFO L142 LiptonReduction]: Number of co-enabled transitions 4342 [2021-03-25 22:08:04,103 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:08:04,103 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:08:04,103 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2543 [2021-03-25 22:08:04,104 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 1217 transitions, 27006 flow [2021-03-25 22:08:04,104 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 22:08:04,104 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:08:04,104 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 22:08:04,316 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:08:04,316 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:08:04,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:08:04,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1108341875, now seen corresponding path program 4 times [2021-03-25 22:08:04,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:08:04,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879360104] [2021-03-25 22:08:04,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:08:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:08:04,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,347 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:08:04,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,353 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:08:04,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:04,363 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:08:04,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,373 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 22:08:04,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879360104] [2021-03-25 22:08:04,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1207708906] [2021-03-25 22:08:04,373 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 22:08:04,415 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 22:08:04,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:08:04,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:08:04,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:08:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:04,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:04,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:04,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:04,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:04,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:04,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:04,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:08:04,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:04,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:04,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:08:04,442 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 22:08:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:04,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:04,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:04,468 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:08:04,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:04,478 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 22:08:04,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:08:04,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:08:04,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981847866] [2021-03-25 22:08:04,480 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:08:04,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:08:04,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:08:04,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:08:04,480 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:08:04,481 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 22:08:04,481 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:08:04,481 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:08:04,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:08:09,317 INFO L129 PetriNetUnfolder]: 11793/16881 cut-off events. [2021-03-25 22:08:09,317 INFO L130 PetriNetUnfolder]: For 474439/474914 co-relation queries the response was YES. [2021-03-25 22:08:09,405 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 22:08:09,503 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1340 selfloop transitions, 485 changer transitions 0/1833 dead transitions. [2021-03-25 22:08:09,503 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 1833 transitions, 44307 flow [2021-03-25 22:08:09,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:08:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:08:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 165 transitions. [2021-03-25 22:08:09,504 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7236842105263158 [2021-03-25 22:08:09,504 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 165 transitions. [2021-03-25 22:08:09,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 165 transitions. [2021-03-25 22:08:09,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:08:09,504 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 165 transitions. [2021-03-25 22:08:09,505 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 22:08:09,505 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 22:08:09,505 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 22:08:09,506 INFO L185 Difference]: Start difference. First operand has 126 places, 1217 transitions, 27006 flow. Second operand 6 states and 165 transitions. [2021-03-25 22:08:09,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 1833 transitions, 44307 flow [2021-03-25 22:08:10,798 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 22:08:10,828 INFO L241 Difference]: Finished difference. Result has 133 places, 1665 transitions, 39577 flow [2021-03-25 22:08:10,829 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 22:08:10,829 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 102 predicate places. [2021-03-25 22:08:10,829 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:08:10,830 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 133 places, 1665 transitions, 39577 flow [2021-03-25 22:08:10,830 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 133 places, 1665 transitions, 39577 flow [2021-03-25 22:08:10,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 1665 transitions, 39577 flow [2021-03-25 22:08:11,660 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 22:08:11,660 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:08:11,660 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:08:11,660 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:11,660 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:12,312 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 366#(<= 1 n1), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:12,312 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:12,312 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:12,312 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:12,312 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:12,314 INFO L382 tUnfolder$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 22:08:12,314 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:08:12,314 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:08:12,314 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:08:12,314 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:08:12,333 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][976], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 10#thread2EXITtrue, 651#(<= 2 n2), 21#L52true, 25#L41-1true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, 580#(<= 1 n1), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:12,333 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:12,333 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:12,333 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:12,333 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:12,838 INFO L382 tUnfolder$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 22:08:12,838 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:08:12,838 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:12,838 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:12,838 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:13,526 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][1619], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 636#(and (< 0 n1) (= n2 n1)), Black: 604#(< 1 n1), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), 362#true, Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:13,527 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:13,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:13,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:13,527 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:13,644 INFO L382 tUnfolder$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 22:08:13,644 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:08:13,644 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:13,644 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:13,644 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:13,666 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} AuxVars[] AssignedVars[][1166], [Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 580#(<= 1 n1), Black: 447#(and (<= n2 n1) (< 0 n1)), 515#true, Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 10#thread2EXITtrue, 20#thread3EXITtrue, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), 302#(<= n2 1), Black: 124#(<= 1 n1), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), 576#true, Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 298#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, Black: 55#(<= 1 n2), 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), 120#true, 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:13,666 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:08:13,666 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:08:13,666 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:08:13,666 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:13,670 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:08:13,670 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:08:13,670 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:13,670 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:08:13,670 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:13,671 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} AuxVars[] AssignedVars[][1568], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), 6#L19-1true, Black: 591#(and (<= n2 n1) (< 0 n1)), 647#true, 20#thread3EXITtrue, 26#L30true, 32#thread4EXITtrue, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 172#(and (<= 1 n1) (<= n2 n1)), Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 177#true, Black: 48#(= p2 p1), 51#true, Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 651#(<= 2 n2), Black: 655#(<= n1 n2), 711#true, 356#(and (<= n2 1) (<= n2 n1)), Black: 306#(<= n2 n1), Black: 298#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 55#(<= 1 n2), 237#true, 110#true, 500#(and (<= n2 1) (< 0 n1)), Black: 112#(= n2 n1), Black: 113#(<= n1 0), 377#(and (<= n2 n1) (< 0 n1)), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 638#(and (< 1 n1) (<= n2 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:13,671 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:08:13,671 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:08:13,671 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:13,671 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:13,927 INFO L129 PetriNetUnfolder]: 9842/14729 cut-off events. [2021-03-25 22:08:13,927 INFO L130 PetriNetUnfolder]: For 438605/441879 co-relation queries the response was YES. [2021-03-25 22:08:14,023 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 22:08:14,327 INFO L142 LiptonReduction]: Number of co-enabled transitions 5096 [2021-03-25 22:08:14,651 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:08:14,652 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:08:14,652 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3823 [2021-03-25 22:08:14,652 INFO L480 AbstractCegarLoop]: Abstraction has has 133 places, 1665 transitions, 39577 flow [2021-03-25 22:08:14,652 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 22:08:14,652 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:08:14,653 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:08:14,853 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 22:08:14,854 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:08:14,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:08:14,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1516625615, now seen corresponding path program 5 times [2021-03-25 22:08:14,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:08:14,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478231874] [2021-03-25 22:08:14,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:08:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:08:14,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,873 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:08:14,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,880 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:08:14,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:14,887 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:08:14,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,898 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 22:08:14,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478231874] [2021-03-25 22:08:14,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487853621] [2021-03-25 22:08:14,898 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 22:08:14,921 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:08:14,921 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:08:14,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:08:14,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:08:14,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:14,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:14,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:14,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:14,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:08:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:14,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:14,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:08:14,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:14,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:14,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:08:14,965 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-25 22:08:14,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:08:14,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:14,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:14,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:14,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:14,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:14,977 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:08:14,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:14,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:14,993 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 22:08:14,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:08:14,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:08:14,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901909667] [2021-03-25 22:08:14,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:08:14,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:08:14,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:08:14,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:08:14,994 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:08:14,995 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 22:08:14,995 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:08:14,995 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:08:14,995 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:08:21,994 INFO L129 PetriNetUnfolder]: 13556/19420 cut-off events. [2021-03-25 22:08:21,994 INFO L130 PetriNetUnfolder]: For 612561/613123 co-relation queries the response was YES. [2021-03-25 22:08:22,103 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 22:08:22,216 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 1767 selfloop transitions, 399 changer transitions 0/2174 dead transitions. [2021-03-25 22:08:22,216 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 2174 transitions, 55914 flow [2021-03-25 22:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:08:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:08:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-25 22:08:22,217 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7324561403508771 [2021-03-25 22:08:22,217 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-25 22:08:22,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-25 22:08:22,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:08:22,218 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-25 22:08:22,218 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 22:08:22,218 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 22:08:22,218 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 22:08:22,219 INFO L185 Difference]: Start difference. First operand has 133 places, 1665 transitions, 39577 flow. Second operand 6 states and 167 transitions. [2021-03-25 22:08:22,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 2174 transitions, 55914 flow [2021-03-25 22:08:24,142 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 22:08:24,178 INFO L241 Difference]: Finished difference. Result has 141 places, 2024 transitions, 49900 flow [2021-03-25 22:08:24,179 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 22:08:24,179 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 110 predicate places. [2021-03-25 22:08:24,179 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:08:24,180 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 141 places, 2024 transitions, 49900 flow [2021-03-25 22:08:24,180 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 141 places, 2024 transitions, 49900 flow [2021-03-25 22:08:24,197 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 2024 transitions, 49900 flow [2021-03-25 22:08:25,336 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 22:08:25,336 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:08:25,336 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:25,336 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:25,336 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:26,181 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 636#(and (< 0 n1) (= n2 n1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 432#true, 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 775#(= p2 p1), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 179#(= p1 p2), Black: 180#(and (= p2 p1) (< 0 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), 237#true, 110#true, 366#(<= 1 n1), Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), 124#(<= 1 n1), Black: 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:26,181 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:26,181 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:26,181 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:26,181 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:26,197 INFO L382 tUnfolder$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 22:08:26,197 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:26,197 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:26,197 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:26,197 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,157 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 22:08:27,157 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:08:27,157 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:27,157 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:27,157 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:27,643 INFO L382 tUnfolder$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 22:08:27,643 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:27,643 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,643 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:27,643 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,645 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 576#true, Black: 713#(= p1 p2), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 580#(<= 1 n1), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), 773#true, Black: 638#(and (< 1 n1) (<= n2 n1)), Black: 591#(and (<= n2 n1) (< 0 n1)), 6#L19-1true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 120#true, Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 647#true, Black: 655#(<= n1 n2), 711#true, 604#(< 1 n1), Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 302#(<= n2 1), Black: 51#true, Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:27,645 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:27,645 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:27,645 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,645 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,647 INFO L382 tUnfolder$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[][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 22:08:27,647 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:27,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:27,647 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:27,957 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][66], [Black: 576#true, Black: 504#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 713#(= p1 p2), Black: 447#(and (<= n2 n1) (< 0 n1)), Black: 714#(and (< 0 n2) (= p2 p1)), Black: 715#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 636#(and (< 0 n1) (= n2 n1)), 515#true, Black: 716#(and (= (+ m p2) p1) (< 0 n2)), Black: 604#(< 1 n1), Black: 638#(and (< 1 n1) (<= n2 n1)), 773#true, Black: 591#(and (<= n2 n1) (< 0 n1)), 9#L19true, 651#(<= 2 n2), 17#L41true, 21#L52true, 26#L30true, 34#L66true, Black: 240#(and (= p2 p1) (< 0 n1)), 424#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 241#(= (+ m p2) p1), Black: 239#(= p1 p2), 298#true, Black: 377#(and (<= n2 n1) (< 0 n1)), Black: 120#true, Black: 426#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 177#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 517#(= p2 p1), Black: 518#(and (= p2 p1) (< 0 n1)), Black: 775#(= p2 p1), Black: 520#(and (= (+ m p1) p2) (< 0 n1)), Black: 776#(and (< 0 n2) (= p2 p1)), Black: 778#(and (= (+ m p1) p2) (< 0 n1)), Black: 705#(and (<= n1 n2) (<= 2 n2)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 580#(<= 1 n1), Black: 647#true, Black: 655#(<= n1 n2), 711#true, Black: 306#(<= n2 n1), Black: 356#(and (<= n2 1) (<= n2 n1)), Black: 51#true, Black: 302#(<= n2 1), Black: 53#(= n1 n2), Black: 179#(= p1 p2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 103#(and (<= n1 n2) (<= 1 n2)), Black: 180#(and (= p2 p1) (< 0 n1)), 237#true, 110#true, Black: 112#(= n2 n1), Black: 113#(<= n1 0), Black: 496#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 432#true, 124#(<= 1 n1), Black: 498#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 500#(and (<= n2 1) (< 0 n1)), Black: 502#(and (< 0 (+ n1 1)) (<= n2 n1))]) [2021-03-25 22:08:27,958 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:08:27,958 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:27,958 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:27,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:28,552 INFO L129 PetriNetUnfolder]: 11399/17030 cut-off events. [2021-03-25 22:08:28,552 INFO L130 PetriNetUnfolder]: For 560265/564279 co-relation queries the response was YES. [2021-03-25 22:08:28,660 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 22:08:28,822 INFO L142 LiptonReduction]: Number of co-enabled transitions 5836 [2021-03-25 22:08:29,298 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:08:29,298 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:08:29,298 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5119 [2021-03-25 22:08:29,298 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 2024 transitions, 49900 flow [2021-03-25 22:08:29,299 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 22:08:29,299 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:08:29,299 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 22:08:29,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-25 22:08:29,502 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:08:29,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:08:29,502 INFO L82 PathProgramCache]: Analyzing trace with hash 533798997, now seen corresponding path program 2 times [2021-03-25 22:08:29,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:08:29,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715534741] [2021-03-25 22:08:29,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:08:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:08:29,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:29,526 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 22:08:29,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:29,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,542 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 22:08:29,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715534741] [2021-03-25 22:08:29,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [606980790] [2021-03-25 22:08:29,543 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 22:08:29,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:08:29,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:08:29,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:08:29,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:08:29,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:29,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:29,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:29,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 22:08:29,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,615 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 22:08:29,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:29,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:29,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:08:29,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:29,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:08:29,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:08:29,621 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 22:08:29,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:29,623 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:08:29,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:29,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:08:29,636 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 22:08:29,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:08:29,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2021-03-25 22:08:29,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798708726] [2021-03-25 22:08:29,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 22:08:29,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:08:29,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 22:08:29,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 22:08:29,638 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:08:29,638 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 22:08:29,638 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:08:29,638 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:08:29,638 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:08:38,652 INFO L129 PetriNetUnfolder]: 14549/20885 cut-off events. [2021-03-25 22:08:38,652 INFO L130 PetriNetUnfolder]: For 716304/716866 co-relation queries the response was YES. [2021-03-25 22:08:38,774 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 22:08:38,901 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 2307 selfloop transitions, 814 changer transitions 0/3130 dead transitions. [2021-03-25 22:08:38,901 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 3130 transitions, 82721 flow [2021-03-25 22:08:38,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 22:08:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 22:08:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 258 transitions. [2021-03-25 22:08:38,902 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7543859649122807 [2021-03-25 22:08:38,902 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 258 transitions. [2021-03-25 22:08:38,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 258 transitions. [2021-03-25 22:08:38,902 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:08:38,902 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 258 transitions. [2021-03-25 22:08:38,903 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 22:08:38,904 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 22:08:38,904 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 22:08:38,904 INFO L185 Difference]: Start difference. First operand has 141 places, 2024 transitions, 49900 flow. Second operand 9 states and 258 transitions. [2021-03-25 22:08:38,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 3130 transitions, 82721 flow [2021-03-25 22:08:41,087 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 22:08:41,139 INFO L241 Difference]: Finished difference. Result has 153 places, 2110 transitions, 53254 flow [2021-03-25 22:08:41,140 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 22:08:41,140 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 122 predicate places. [2021-03-25 22:08:41,141 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:08:41,141 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 2110 transitions, 53254 flow [2021-03-25 22:08:41,141 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 2110 transitions, 53254 flow [2021-03-25 22:08:41,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 2110 transitions, 53254 flow [2021-03-25 22:08:41,924 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 22:08:41,924 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:08:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:41,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:42,472 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 22:08:42,473 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:08:42,473 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:42,473 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:42,473 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:42,473 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,274 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 22:08:43,274 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,274 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,274 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,274 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,287 INFO L382 tUnfolder$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 22:08:43,287 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,287 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,287 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,287 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:08:43,292 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,292 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,292 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,293 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:43,374 INFO L382 tUnfolder$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 22:08:43,374 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,374 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,374 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,374 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:43,520 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 22:08:43,521 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:08:43,521 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:43,521 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,521 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L382 tUnfolder$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 22:08:43,884 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 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 22:08:43,884 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,884 INFO L382 tUnfolder$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 22:08:43,885 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:08:43,885 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,885 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:43,885 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:44,067 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][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 22:08:44,067 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:08:44,067 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:44,067 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:44,067 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:08:44,764 INFO L382 tUnfolder$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 22:08:44,764 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:44,764 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:44,764 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:44,764 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:44,766 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 22:08:44,766 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:44,766 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:44,766 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:44,766 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:44,769 INFO L382 tUnfolder$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 22:08:44,769 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:08:44,769 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:08:44,769 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:44,769 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:08:45,162 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 22:08:45,162 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:08:45,162 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:45,162 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:45,162 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:45,162 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:46,139 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:08:46,139 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 22:08:46,139 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:08:46,139 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:08:46,139 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:08:46,147 INFO L129 PetriNetUnfolder]: 12512/18626 cut-off events. [2021-03-25 22:08:46,147 INFO L130 PetriNetUnfolder]: For 692356/697341 co-relation queries the response was YES. [2021-03-25 22:08:46,294 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 22:08:46,485 INFO L142 LiptonReduction]: Number of co-enabled transitions 6214 [2021-03-25 22:08:47,014 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:08:47,014 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:08:47,014 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5873 [2021-03-25 22:08:47,015 INFO L480 AbstractCegarLoop]: Abstraction has has 153 places, 2110 transitions, 53254 flow [2021-03-25 22:08:47,015 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 22:08:47,015 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:08:47,015 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 22:08:47,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-25 22:08:47,223 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:08:47,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:08:47,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1280138191, now seen corresponding path program 1 times [2021-03-25 22:08:47,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:08:47,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279783575] [2021-03-25 22:08:47,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:08:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:08:47,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,250 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:08:47,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,261 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:08:47,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:08:47,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,275 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 22:08:47,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279783575] [2021-03-25 22:08:47,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574217901] [2021-03-25 22:08:47,276 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 22:08:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:08:47,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:08:47,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:08:47,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:47,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:47,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:47,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:47,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:47,345 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-25 22:08:47,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:08:47,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:08:47,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:08:47,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:08:47,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:08:47,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:47,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:47,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:47,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:08:47,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:08:47,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:08:47,366 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:08:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:08:47,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:08:47,389 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 22:08:47,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:08:47,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:08:47,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720722832] [2021-03-25 22:08:47,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:08:47,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:08:47,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:08:47,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:08:47,391 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:08:47,391 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 22:08:47,391 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:08:47,391 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:08:47,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:08:57,762 INFO L129 PetriNetUnfolder]: 15640/22496 cut-off events. [2021-03-25 22:08:57,762 INFO L130 PetriNetUnfolder]: For 860633/861601 co-relation queries the response was YES. [2021-03-25 22:08:57,910 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 22:08:58,051 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2154 selfloop transitions, 120 changer transitions 0/2282 dead transitions. [2021-03-25 22:08:58,052 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 2282 transitions, 62168 flow [2021-03-25 22:08:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:08:58,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:08:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 22:08:58,053 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 22:08:58,053 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 22:08:58,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 22:08:58,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:08:58,053 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 22:08:58,053 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 22:08:58,054 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 22:08:58,054 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 22:08:58,055 INFO L185 Difference]: Start difference. First operand has 153 places, 2110 transitions, 53254 flow. Second operand 6 states and 166 transitions. [2021-03-25 22:08:58,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 2282 transitions, 62168 flow [2021-03-25 22:09:01,031 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 22:09:01,076 INFO L241 Difference]: Finished difference. Result has 157 places, 2194 transitions, 55767 flow [2021-03-25 22:09:01,078 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 22:09:01,078 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 126 predicate places. [2021-03-25 22:09:01,078 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:09:01,078 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 157 places, 2194 transitions, 55767 flow [2021-03-25 22:09:01,078 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 157 places, 2194 transitions, 55767 flow [2021-03-25 22:09:01,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 2194 transitions, 55767 flow [2021-03-25 22:09:02,381 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 22:09:02,382 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:02,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,388 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 22:09:02,388 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:02,388 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,388 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,388 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:02,388 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:02,417 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 22:09:02,417 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:09:02,417 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:02,417 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:02,417 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:02,417 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:02,417 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:03,192 INFO L382 tUnfolder$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 22:09:03,193 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:09:03,193 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:03,193 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:03,193 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:03,194 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 22:09:03,195 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,195 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,195 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,195 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,197 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:09:03,197 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,197 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,197 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,197 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,206 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 22:09:03,206 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,206 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,206 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,206 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:03,374 INFO L382 tUnfolder$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 22:09:03,374 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:03,375 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:03,375 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:03,375 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:03,667 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 22:09:03,667 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,667 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,667 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,667 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:03,980 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:09:03,980 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:04,372 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 22:09:04,372 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:09:04,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:04,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:04,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:04,493 INFO L382 tUnfolder$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 22:09:04,493 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:04,494 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:09:04,494 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,494 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,557 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:09:04,557 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:04,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:04,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:04,557 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:04,716 INFO L382 tUnfolder$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 22:09:04,716 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:04,716 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,716 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:04,716 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,719 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 22:09:04,719 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:04,719 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:04,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,721 INFO L382 tUnfolder$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 22:09:04,721 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:04,721 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,721 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:04,721 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:05,193 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 22:09:05,193 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:09:05,193 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:05,193 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:05,193 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:05,193 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:06,011 INFO L129 PetriNetUnfolder]: 13305/19859 cut-off events. [2021-03-25 22:09:06,012 INFO L130 PetriNetUnfolder]: For 760195/765872 co-relation queries the response was YES. [2021-03-25 22:09:06,218 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 22:09:06,489 INFO L142 LiptonReduction]: Number of co-enabled transitions 6662 [2021-03-25 22:09:07,076 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:09:07,077 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:09:07,077 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5999 [2021-03-25 22:09:07,077 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 2194 transitions, 55767 flow [2021-03-25 22:09:07,077 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 22:09:07,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:09:07,077 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 22:09:07,278 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:09:07,278 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:09:07,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:09:07,279 INFO L82 PathProgramCache]: Analyzing trace with hash -830796517, now seen corresponding path program 2 times [2021-03-25 22:09:07,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:09:07,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989974427] [2021-03-25 22:09:07,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:09:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:09:07,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,316 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:09:07,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,326 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:09:07,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:07,335 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:09:07,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,346 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 22:09:07,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989974427] [2021-03-25 22:09:07,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578573534] [2021-03-25 22:09:07,346 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 22:09:07,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:09:07,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:09:07,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:09:07,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:09:07,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:07,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:07,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:07,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:07,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:07,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:07,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:07,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:09:07,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:07,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:07,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:09:07,445 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 22:09:07,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:07,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:07,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:07,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:07,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:07,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:07,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:07,463 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:09:07,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:07,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:07,485 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 22:09:07,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:09:07,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:09:07,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117624031] [2021-03-25 22:09:07,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:09:07,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:09:07,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:09:07,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:09:07,486 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:09:07,486 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 22:09:07,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:09:07,487 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:09:07,487 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:09:19,253 INFO L129 PetriNetUnfolder]: 16231/23356 cut-off events. [2021-03-25 22:09:19,253 INFO L130 PetriNetUnfolder]: For 918056/918643 co-relation queries the response was YES. [2021-03-25 22:09:19,405 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 22:09:19,552 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2190 selfloop transitions, 112 changer transitions 0/2310 dead transitions. [2021-03-25 22:09:19,552 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 2310 transitions, 63441 flow [2021-03-25 22:09:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:09:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:09:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-25 22:09:19,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6973684210526315 [2021-03-25 22:09:19,554 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-25 22:09:19,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-25 22:09:19,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:09:19,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-25 22:09:19,554 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 22:09:19,554 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 22:09:19,555 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 22:09:19,555 INFO L185 Difference]: Start difference. First operand has 157 places, 2194 transitions, 55767 flow. Second operand 6 states and 159 transitions. [2021-03-25 22:09:19,555 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 2310 transitions, 63441 flow [2021-03-25 22:09:22,745 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 22:09:22,784 INFO L241 Difference]: Finished difference. Result has 165 places, 2259 transitions, 57750 flow [2021-03-25 22:09:22,786 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 22:09:22,786 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 134 predicate places. [2021-03-25 22:09:22,786 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:09:22,786 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 2259 transitions, 57750 flow [2021-03-25 22:09:22,786 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 2259 transitions, 57750 flow [2021-03-25 22:09:22,805 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 2259 transitions, 57750 flow [2021-03-25 22:09:24,187 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 22:09:24,187 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:09:24,187 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:24,187 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:24,187 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:24,223 INFO L382 tUnfolder$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 22:09:24,223 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:09:24,223 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:24,223 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:24,223 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:24,323 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 22:09:24,323 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:24,323 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:24,323 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:24,323 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,265 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:09:25,265 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,265 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,265 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,265 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,270 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 22:09:25,270 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:09:25,270 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:25,270 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:25,270 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:25,270 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:25,271 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 22:09:25,271 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,272 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,272 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,272 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,272 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,288 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 22:09:25,288 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,288 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,288 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,288 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:25,457 INFO L382 tUnfolder$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[][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 22:09:25,457 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:25,457 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:25,457 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:25,457 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:25,939 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 22:09:25,940 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,940 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,940 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:25,940 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:26,061 INFO L382 tUnfolder$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 22:09:26,061 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 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 22:09:26,062 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L382 tUnfolder$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 22:09:26,062 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:26,500 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 22:09:26,500 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:09:26,500 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:26,500 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:26,500 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:26,951 INFO L382 tUnfolder$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 22:09:26,951 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:26,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:26,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:26,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:27,060 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 22:09:27,060 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:27,060 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,060 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,060 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:27,063 INFO L382 tUnfolder$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 22:09:27,063 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:27,063 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:27,063 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,063 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,065 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 22:09:27,065 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:27,065 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,065 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:27,065 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:27,531 INFO L382 tUnfolder$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 22:09:27,531 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:09:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:28,602 INFO L129 PetriNetUnfolder]: 13768/20562 cut-off events. [2021-03-25 22:09:28,603 INFO L130 PetriNetUnfolder]: For 812124/817871 co-relation queries the response was YES. [2021-03-25 22:09:28,758 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 22:09:28,968 INFO L142 LiptonReduction]: Number of co-enabled transitions 6924 [2021-03-25 22:09:29,555 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:09:29,555 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:09:29,555 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6769 [2021-03-25 22:09:29,555 INFO L480 AbstractCegarLoop]: Abstraction has has 165 places, 2259 transitions, 57750 flow [2021-03-25 22:09:29,555 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 22:09:29,555 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:09:29,555 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 22:09:29,756 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 22:09:29,756 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:09:29,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:09:29,756 INFO L82 PathProgramCache]: Analyzing trace with hash 446166011, now seen corresponding path program 6 times [2021-03-25 22:09:29,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:09:29,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388978128] [2021-03-25 22:09:29,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:09:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:09:29,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,792 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:09:29,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:09:29,801 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 22:09:29,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,809 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 22:09:29,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388978128] [2021-03-25 22:09:29,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962911280] [2021-03-25 22:09:29,809 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) [2021-03-25 22:09:29,847 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 22:09:29,847 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:09:29,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:09:29,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:09:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:09:29,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:29,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:29,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:09:29,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:09:29,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:29,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:09:29,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:09:29,873 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 22:09:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:09:29,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:09:29,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:09:29,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:29,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:29,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:29,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:29,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:29,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:29,886 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:09:29,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:29,898 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 22:09:29,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:09:29,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:09:29,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920130053] [2021-03-25 22:09:29,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:09:29,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:09:29,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:09:29,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:09:29,899 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:09:29,899 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 22:09:29,899 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:09:29,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:09:29,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:09:43,147 INFO L129 PetriNetUnfolder]: 18716/26927 cut-off events. [2021-03-25 22:09:43,147 INFO L130 PetriNetUnfolder]: For 1098875/1099508 co-relation queries the response was YES. [2021-03-25 22:09:43,356 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 22:09:43,532 INFO L132 encePairwiseOnDemand]: 28/38 looper letters, 2397 selfloop transitions, 572 changer transitions 0/2977 dead transitions. [2021-03-25 22:09:43,532 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 2977 transitions, 82292 flow [2021-03-25 22:09:43,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:09:43,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:09:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-25 22:09:43,533 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7456140350877193 [2021-03-25 22:09:43,533 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-25 22:09:43,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-25 22:09:43,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:09:43,533 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-25 22:09:43,533 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 22:09:43,534 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 22:09:43,534 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 22:09:43,534 INFO L185 Difference]: Start difference. First operand has 165 places, 2259 transitions, 57750 flow. Second operand 6 states and 170 transitions. [2021-03-25 22:09:43,534 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 2977 transitions, 82292 flow [2021-03-25 22:09:47,769 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 22:09:47,821 INFO L241 Difference]: Finished difference. Result has 174 places, 2768 transitions, 74154 flow [2021-03-25 22:09:47,823 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 22:09:47,823 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 143 predicate places. [2021-03-25 22:09:47,823 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:09:47,823 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 2768 transitions, 74154 flow [2021-03-25 22:09:47,823 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 2768 transitions, 74154 flow [2021-03-25 22:09:47,850 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 2768 transitions, 74154 flow [2021-03-25 22:09:50,343 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 22:09:50,343 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:09:50,343 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:50,343 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 22:09:50,343 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:09:51,393 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 22:09:51,394 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:09:51,394 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:51,394 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:09:51,394 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:09:51,413 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:09:51,413 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:09:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:09:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:09:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:09:51,547 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 22:09:51,547 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:51,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:51,548 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:51,548 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:51,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:51,574 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 22:09:51,575 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:51,575 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:51,575 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:51,575 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,372 INFO L382 tUnfolder$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 22:09:52,372 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,372 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,754 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 22:09:52,754 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:09:52,754 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:09:52,754 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:09:54,251 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 22:09:54,251 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:09:54,251 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:54,251 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:09:54,251 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:09:55,965 INFO L129 PetriNetUnfolder]: 15828/23616 cut-off events. [2021-03-25 22:09:55,966 INFO L130 PetriNetUnfolder]: For 1035569/1042693 co-relation queries the response was YES. [2021-03-25 22:09:56,192 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 22:09:56,462 INFO L142 LiptonReduction]: Number of co-enabled transitions 7978 [2021-03-25 22:09:57,317 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:09:57,317 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:09:57,317 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9494 [2021-03-25 22:09:57,318 INFO L480 AbstractCegarLoop]: Abstraction has has 174 places, 2768 transitions, 74154 flow [2021-03-25 22:09:57,318 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 22:09:57,318 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:09:57,318 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 22:09:57,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-25 22:09:57,519 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:09:57,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:09:57,519 INFO L82 PathProgramCache]: Analyzing trace with hash 17172871, now seen corresponding path program 3 times [2021-03-25 22:09:57,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:09:57,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359450853] [2021-03-25 22:09:57,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:09:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:09:57,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,543 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:09:57,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,548 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:09:57,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:57,555 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:09:57,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,561 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 22:09:57,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359450853] [2021-03-25 22:09:57,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004856378] [2021-03-25 22:09:57,561 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 22:09:57,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 22:09:57,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:09:57,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:09:57,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:09:57,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:09:57,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:57,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:57,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:57,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:09:57,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:57,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:57,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:09:57,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:57,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:57,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:09:57,609 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 22:09:57,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:09:57,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:57,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:57,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:57,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:09:57,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:09:57,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:09:57,623 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:09:57,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:09:57,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:09:57,638 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 22:09:57,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:09:57,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:09:57,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511203897] [2021-03-25 22:09:57,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:09:57,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:09:57,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:09:57,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:09:57,639 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:09:57,639 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 22:09:57,640 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:09:57,640 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:09:57,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:10:14,340 INFO L129 PetriNetUnfolder]: 19292/27769 cut-off events. [2021-03-25 22:10:14,340 INFO L130 PetriNetUnfolder]: For 1246629/1247251 co-relation queries the response was YES. [2021-03-25 22:10:14,585 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 22:10:14,943 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 2758 selfloop transitions, 110 changer transitions 0/2876 dead transitions. [2021-03-25 22:10:14,943 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 2876 transitions, 82862 flow [2021-03-25 22:10:14,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:10:14,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:10:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-25 22:10:14,944 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6929824561403509 [2021-03-25 22:10:14,944 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-25 22:10:14,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-25 22:10:14,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:10:14,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-25 22:10:14,945 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 22:10:14,945 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 22:10:14,946 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 22:10:14,946 INFO L185 Difference]: Start difference. First operand has 174 places, 2768 transitions, 74154 flow. Second operand 6 states and 158 transitions. [2021-03-25 22:10:14,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 2876 transitions, 82862 flow [2021-03-25 22:10:19,866 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 22:10:19,919 INFO L241 Difference]: Finished difference. Result has 182 places, 2823 transitions, 75308 flow [2021-03-25 22:10:19,921 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 22:10:19,921 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 151 predicate places. [2021-03-25 22:10:19,921 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:10:19,921 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 2823 transitions, 75308 flow [2021-03-25 22:10:19,922 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 2823 transitions, 75308 flow [2021-03-25 22:10:19,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 2823 transitions, 75308 flow [2021-03-25 22:10:23,584 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 22:10:23,584 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:10:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:10:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:10:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:10:24,361 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 22:10:24,361 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:10:24,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:10:24,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:10:24,361 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:10:25,563 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:10:25,563 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:10:25,563 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:10:25,563 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:10:25,563 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:10:26,731 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 22:10:26,731 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:10:26,731 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:10:26,731 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:10:26,731 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:10:27,996 INFO L129 PetriNetUnfolder]: 16274/24321 cut-off events. [2021-03-25 22:10:27,996 INFO L130 PetriNetUnfolder]: For 1077791/1085769 co-relation queries the response was YES. [2021-03-25 22:10:28,497 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 22:10:28,902 INFO L142 LiptonReduction]: Number of co-enabled transitions 8202 [2021-03-25 22:10:30,076 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:10:30,076 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:10:30,077 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10156 [2021-03-25 22:10:30,077 INFO L480 AbstractCegarLoop]: Abstraction has has 182 places, 2823 transitions, 75308 flow [2021-03-25 22:10:30,077 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 22:10:30,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:10:30,077 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 22:10:30,279 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:10:30,280 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:10:30,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:10:30,280 INFO L82 PathProgramCache]: Analyzing trace with hash -417317867, now seen corresponding path program 3 times [2021-03-25 22:10:30,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:10:30,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266989876] [2021-03-25 22:10:30,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:10:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:10:30,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:10:30,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:10:30,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,302 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 22:10:30,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266989876] [2021-03-25 22:10:30,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598007391] [2021-03-25 22:10:30,302 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 22:10:30,321 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 22:10:30,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:10:30,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:10:30,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:10:30,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:10:30,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:10:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:10:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:10:30,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:10:30,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:10:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:10:30,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:10:30,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:10:30,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:10:30,346 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:10:30,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:10:30,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:10:30,356 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-25 22:10:30,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:10:30,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:10:30,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:10:30,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:10:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:10:30,364 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 22:10:30,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:10:30,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:10:30,376 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 22:10:30,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:10:30,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 22:10:30,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233010984] [2021-03-25 22:10:30,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:10:30,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:10:30,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:10:30,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:10:30,377 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:10:30,377 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 22:10:30,377 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:10:30,377 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:10:30,377 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:10:52,602 INFO L129 PetriNetUnfolder]: 24110/35681 cut-off events. [2021-03-25 22:10:52,602 INFO L130 PetriNetUnfolder]: For 1647355/1647979 co-relation queries the response was YES. [2021-03-25 22:10:52,965 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 22:10:53,205 INFO L132 encePairwiseOnDemand]: 25/38 looper letters, 2792 selfloop transitions, 1988 changer transitions 0/4789 dead transitions. [2021-03-25 22:10:53,205 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 4789 transitions, 134387 flow [2021-03-25 22:10:53,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 22:10:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 22:10:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 380 transitions. [2021-03-25 22:10:53,206 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7692307692307693 [2021-03-25 22:10:53,207 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 380 transitions. [2021-03-25 22:10:53,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 380 transitions. [2021-03-25 22:10:53,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:10:53,207 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 380 transitions. [2021-03-25 22:10:53,208 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 22:10:53,208 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 22:10:53,209 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 22:10:53,209 INFO L185 Difference]: Start difference. First operand has 182 places, 2823 transitions, 75308 flow. Second operand 13 states and 380 transitions. [2021-03-25 22:10:53,209 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 4789 transitions, 134387 flow [2021-03-25 22:11:00,109 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 22:11:00,198 INFO L241 Difference]: Finished difference. Result has 202 places, 3806 transitions, 109711 flow [2021-03-25 22:11:00,200 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 22:11:00,200 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 171 predicate places. [2021-03-25 22:11:00,200 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:11:00,200 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 202 places, 3806 transitions, 109711 flow [2021-03-25 22:11:00,201 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 202 places, 3806 transitions, 109711 flow [2021-03-25 22:11:00,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 202 places, 3806 transitions, 109711 flow [2021-03-25 22:11:05,765 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 22:11:05,766 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:11:05,766 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:05,766 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:11:05,766 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:11:06,469 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 22:11:06,469 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:11:06,469 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:06,469 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:11:06,469 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:06,602 INFO L382 tUnfolder$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 22:11:06,602 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:11:06,602 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:11:06,602 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:06,602 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:09,714 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 22:11:09,714 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:11:09,714 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:11:09,714 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:09,714 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:11:14,960 INFO L129 PetriNetUnfolder]: 21071/32076 cut-off events. [2021-03-25 22:11:14,960 INFO L130 PetriNetUnfolder]: For 1741976/1749691 co-relation queries the response was YES. [2021-03-25 22:11:15,344 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 22:11:15,964 INFO L142 LiptonReduction]: Number of co-enabled transitions 9788 [2021-03-25 22:11:17,699 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:11:17,699 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:11:17,700 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17500 [2021-03-25 22:11:17,700 INFO L480 AbstractCegarLoop]: Abstraction has has 202 places, 3806 transitions, 109711 flow [2021-03-25 22:11:17,700 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 22:11:17,700 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:11:17,700 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 22:11:17,900 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:11:17,901 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:11:17,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:11:17,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1601211165, now seen corresponding path program 4 times [2021-03-25 22:11:17,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:11:17,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570911255] [2021-03-25 22:11:17,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:11:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:11:17,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:11:17,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:11:17,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:17,935 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 22:11:17,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570911255] [2021-03-25 22:11:17,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097960475] [2021-03-25 22:11:17,935 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 22:11:17,959 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 22:11:17,959 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:11:17,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:11:17,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:11:17,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:17,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:11:17,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:11:17,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:11:17,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:11:17,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:11:17,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:11:17,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:11:17,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:11:17,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:11:17,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:11:17,985 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:11:17,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:11:17,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:11:17,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:11:17,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:11:17,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:11:17,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:11:17,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:17,998 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-25 22:11:17,998 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 22:11:17,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:11:18,002 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:11:18,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:11:18,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:11:18,017 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 22:11:18,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:11:18,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-25 22:11:18,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881939036] [2021-03-25 22:11:18,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:11:18,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:11:18,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:11:18,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:11:18,018 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:11:18,018 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 22:11:18,018 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:11:18,018 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:11:18,018 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:11:55,808 INFO L129 PetriNetUnfolder]: 28555/42692 cut-off events. [2021-03-25 22:11:55,808 INFO L130 PetriNetUnfolder]: For 2389736/2390393 co-relation queries the response was YES. [2021-03-25 22:11:56,311 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 22:11:56,636 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 2420 selfloop transitions, 2790 changer transitions 0/5219 dead transitions. [2021-03-25 22:11:56,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 5219 transitions, 159916 flow [2021-03-25 22:11:56,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 22:11:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 22:11:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 265 transitions. [2021-03-25 22:11:56,637 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748538011695907 [2021-03-25 22:11:56,637 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 265 transitions. [2021-03-25 22:11:56,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 265 transitions. [2021-03-25 22:11:56,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:11:56,637 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 265 transitions. [2021-03-25 22:11:56,638 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 22:11:56,638 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 22:11:56,638 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 22:11:56,638 INFO L185 Difference]: Start difference. First operand has 202 places, 3806 transitions, 109711 flow. Second operand 9 states and 265 transitions. [2021-03-25 22:11:56,638 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 5219 transitions, 159916 flow [2021-03-25 22:12:09,181 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 22:12:09,314 INFO L241 Difference]: Finished difference. Result has 212 places, 4491 transitions, 139939 flow [2021-03-25 22:12:09,316 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 22:12:09,317 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 181 predicate places. [2021-03-25 22:12:09,317 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:12:09,317 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 4491 transitions, 139939 flow [2021-03-25 22:12:09,317 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 4491 transitions, 139939 flow [2021-03-25 22:12:09,379 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 212 places, 4491 transitions, 139939 flow [2021-03-25 22:12:13,253 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 22:12:13,253 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:12:13,253 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:13,253 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:12:13,253 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:13,254 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 22:12:13,254 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:12:13,254 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:13,254 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:12:13,254 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:14,599 INFO L382 tUnfolder$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 22:12:14,600 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 22:12:14,600 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 22:12:14,600 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:12:14,600 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:12:15,846 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 22:12:15,846 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:15,846 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 22:12:15,846 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:15,846 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:12:15,847 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:15,847 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:18,028 INFO L382 tUnfolder$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 22:12:18,029 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:12:18,029 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:12:18,029 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:18,029 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:12:18,029 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:19,009 INFO L382 tUnfolder$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 22:12:19,009 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:12:19,009 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:19,009 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:19,009 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:23,018 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:12:23,018 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:12:23,018 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:12:23,018 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:23,018 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:24,901 INFO L382 tUnfolder$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 22:12:24,902 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:12:24,902 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:24,902 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:12:24,902 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:12:26,615 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:12:26,616 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:12:26,616 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:12:26,616 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:12:28,338 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:12:28,338 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 22:12:28,338 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:28,338 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:12:28,338 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:12:30,490 INFO L129 PetriNetUnfolder]: 25192/38764 cut-off events. [2021-03-25 22:12:30,490 INFO L130 PetriNetUnfolder]: For 2370858/2382730 co-relation queries the response was YES. [2021-03-25 22:12:31,037 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 22:12:31,538 INFO L142 LiptonReduction]: Number of co-enabled transitions 11458 [2021-03-25 22:12:33,897 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:12:33,897 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:12:33,897 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24580 [2021-03-25 22:12:33,897 INFO L480 AbstractCegarLoop]: Abstraction has has 212 places, 4491 transitions, 139939 flow [2021-03-25 22:12:33,898 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 22:12:33,898 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:12:33,898 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 22:12:34,098 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:12:34,098 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:12:34,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:12:34,099 INFO L82 PathProgramCache]: Analyzing trace with hash -120063055, now seen corresponding path program 4 times [2021-03-25 22:12:34,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:12:34,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862685511] [2021-03-25 22:12:34,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:12:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:12:34,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,123 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:12:34,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,129 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:12:34,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:12:34,137 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:12:34,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,146 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 22:12:34,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862685511] [2021-03-25 22:12:34,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670352833] [2021-03-25 22:12:34,147 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 22:12:34,173 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 22:12:34,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:12:34,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:12:34,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:12:34,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:12:34,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:12:34,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:12:34,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:12:34,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:12:34,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:12:34,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:12:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:12:34,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:12:34,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:12:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:12:34,205 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 22:12:34,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:12:34,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:12:34,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:12:34,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:12:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:12:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:12:34,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:12:34,222 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:12:34,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:12:34,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:12:34,251 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 22:12:34,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:12:34,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:12:34,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391054253] [2021-03-25 22:12:34,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:12:34,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:12:34,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:12:34,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:12:34,252 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:12:34,252 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 22:12:34,252 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:12:34,253 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:12:34,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:13:16,603 INFO L129 PetriNetUnfolder]: 29096/43381 cut-off events. [2021-03-25 22:13:16,604 INFO L130 PetriNetUnfolder]: For 2692231/2693684 co-relation queries the response was YES. [2021-03-25 22:13:17,007 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 22:13:17,499 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4492 selfloop transitions, 130 changer transitions 0/4630 dead transitions. [2021-03-25 22:13:17,499 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 4630 transitions, 153960 flow [2021-03-25 22:13:17,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:13:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:13:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-25 22:13:17,500 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6929824561403509 [2021-03-25 22:13:17,500 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-25 22:13:17,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-25 22:13:17,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:13:17,500 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-25 22:13:17,501 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 22:13:17,501 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 22:13:17,501 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 22:13:17,501 INFO L185 Difference]: Start difference. First operand has 212 places, 4491 transitions, 139939 flow. Second operand 6 states and 158 transitions. [2021-03-25 22:13:17,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 4630 transitions, 153960 flow [2021-03-25 22:13:31,538 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 22:13:31,656 INFO L241 Difference]: Finished difference. Result has 218 places, 4565 transitions, 141499 flow [2021-03-25 22:13:31,659 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 22:13:31,659 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 187 predicate places. [2021-03-25 22:13:31,660 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:13:31,660 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 4565 transitions, 141499 flow [2021-03-25 22:13:31,660 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 4565 transitions, 141499 flow [2021-03-25 22:13:31,715 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 218 places, 4565 transitions, 141499 flow [2021-03-25 22:13:42,219 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:13:42,220 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:13:42,220 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 22:13:42,220 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,222 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:13:42,222 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:13:42,222 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,222 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:42,222 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 22:13:46,666 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 22:13:46,666 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:13:46,666 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:13:46,666 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:13:46,666 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:13:46,709 INFO L382 tUnfolder$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 22:13:46,709 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:13:46,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:46,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:46,709 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:13:52,168 INFO L129 PetriNetUnfolder]: 25663/39474 cut-off events. [2021-03-25 22:13:52,168 INFO L130 PetriNetUnfolder]: For 2402226/2414008 co-relation queries the response was YES. [2021-03-25 22:13:52,789 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 22:13:53,288 INFO L142 LiptonReduction]: Number of co-enabled transitions 11746 [2021-03-25 22:13:55,789 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:13:55,790 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:13:55,790 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24130 [2021-03-25 22:13:55,790 INFO L480 AbstractCegarLoop]: Abstraction has has 218 places, 4565 transitions, 141499 flow [2021-03-25 22:13:55,790 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 22:13:55,790 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:13:55,790 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 22:13:55,990 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-25 22:13:55,991 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:13:55,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:13:55,991 INFO L82 PathProgramCache]: Analyzing trace with hash -2141115871, now seen corresponding path program 5 times [2021-03-25 22:13:55,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:13:55,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032111206] [2021-03-25 22:13:55,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:13:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:13:56,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,015 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:13:56,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,025 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:13:56,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,033 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 22:13:56,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032111206] [2021-03-25 22:13:56,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7202071] [2021-03-25 22:13:56,033 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 22:13:56,074 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:13:56,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:13:56,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:13:56,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:13:56,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:13:56,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:13:56,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:13:56,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:13:56,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:13:56,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:13:56,096 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-25 22:13:56,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:13:56,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:13:56,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:13:56,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:13:56,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:13:56,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:13:56,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:13:56,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:13:56,109 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:13:56,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:13:56,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:13:56,122 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 22:13:56,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:13:56,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:13:56,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396221070] [2021-03-25 22:13:56,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:13:56,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:13:56,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:13:56,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:13:56,126 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:13:56,126 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 22:13:56,126 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:13:56,126 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:13:56,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:14:42,493 INFO L129 PetriNetUnfolder]: 30317/45252 cut-off events. [2021-03-25 22:14:42,493 INFO L130 PetriNetUnfolder]: For 2822969/2823617 co-relation queries the response was YES. [2021-03-25 22:14:42,927 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 22:14:43,429 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4615 selfloop transitions, 169 changer transitions 0/4792 dead transitions. [2021-03-25 22:14:43,429 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 4792 transitions, 158936 flow [2021-03-25 22:14:43,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:14:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:14:43,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-25 22:14:43,430 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7280701754385965 [2021-03-25 22:14:43,430 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-25 22:14:43,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-25 22:14:43,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:14:43,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-25 22:14:43,431 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 22:14:43,431 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 22:14:43,431 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 22:14:43,431 INFO L185 Difference]: Start difference. First operand has 218 places, 4565 transitions, 141499 flow. Second operand 6 states and 166 transitions. [2021-03-25 22:14:43,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 4792 transitions, 158936 flow [2021-03-25 22:14:58,188 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 22:14:58,281 INFO L241 Difference]: Finished difference. Result has 225 places, 4674 transitions, 146233 flow [2021-03-25 22:14:58,284 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 22:14:58,284 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 194 predicate places. [2021-03-25 22:14:58,284 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:14:58,284 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 4674 transitions, 146233 flow [2021-03-25 22:14:58,284 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 4674 transitions, 146233 flow [2021-03-25 22:14:58,335 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 225 places, 4674 transitions, 146233 flow [2021-03-25 22:15:01,915 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 22:15:01,915 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,915 INFO L382 tUnfolder$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 22:15:01,916 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,916 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,916 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:01,916 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,694 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 22:15:03,695 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 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 22:15:03,695 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:03,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:04,495 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 22:15:04,495 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:15:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:04,495 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:06,275 INFO L382 tUnfolder$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 22:15:06,276 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:15:06,276 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:06,276 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:15:06,276 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:06,276 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:12,691 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:15:12,691 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:15:12,691 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:12,691 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:15:12,691 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:12,692 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 22:15:12,692 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:15:12,692 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:12,692 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:15:12,692 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:14,545 INFO L382 tUnfolder$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 22:15:14,545 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:15:14,545 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:15:14,545 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:14,545 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:15:14,575 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 22:15:14,575 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:15:14,576 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:14,576 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:14,576 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:15:14,987 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:15:14,987 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:15:14,987 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:15:14,987 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:14,987 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:16,230 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:15:16,231 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:15:16,231 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:16,231 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:16,231 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:18,058 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:15:18,058 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 22:15:18,059 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:18,059 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:15:18,059 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:15:20,555 INFO L129 PetriNetUnfolder]: 26582/40928 cut-off events. [2021-03-25 22:15:20,555 INFO L130 PetriNetUnfolder]: For 2609242/2621574 co-relation queries the response was YES. [2021-03-25 22:15:20,997 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 22:15:21,640 INFO L142 LiptonReduction]: Number of co-enabled transitions 12258 [2021-03-25 22:15:24,183 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:15:24,183 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:15:24,183 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25899 [2021-03-25 22:15:24,183 INFO L480 AbstractCegarLoop]: Abstraction has has 225 places, 4674 transitions, 146233 flow [2021-03-25 22:15:24,183 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 22:15:24,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:15:24,183 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 22:15:24,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-25 22:15:24,384 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:15:24,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:15:24,384 INFO L82 PathProgramCache]: Analyzing trace with hash -2109015935, now seen corresponding path program 6 times [2021-03-25 22:15:24,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:15:24,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094859787] [2021-03-25 22:15:24,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:15:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:15:24,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,398 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:15:24,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,404 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-25 22:15:24,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:15:24,411 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-25 22:15:24,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,418 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 22:15:24,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094859787] [2021-03-25 22:15:24,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702963486] [2021-03-25 22:15:24,418 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 22:15:24,453 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 22:15:24,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:15:24,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 22:15:24,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:15:24,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:15:24,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:15:24,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:15:24,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:15:24,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:15:24,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:15:24,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:15:24,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:15:24,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:15:24,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:15:24,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:15:24,472 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-25 22:15:24,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:15:24,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:15:24,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:15:24,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:15:24,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:15:24,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:15:24,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:15:24,480 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-25 22:15:24,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:15:24,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:15:24,495 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 22:15:24,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:15:24,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-25 22:15:24,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460558298] [2021-03-25 22:15:24,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:15:24,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:15:24,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:15:24,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:15:24,496 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 38 [2021-03-25 22:15:24,497 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 22:15:24,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:15:24,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 38 [2021-03-25 22:15:24,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:16:14,933 INFO L129 PetriNetUnfolder]: 30937/46200 cut-off events. [2021-03-25 22:16:14,933 INFO L130 PetriNetUnfolder]: For 2975477/2976112 co-relation queries the response was YES. [2021-03-25 22:16:15,520 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 22:16:15,860 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 4675 selfloop transitions, 134 changer transitions 0/4817 dead transitions. [2021-03-25 22:16:15,860 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 4817 transitions, 161059 flow [2021-03-25 22:16:15,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:16:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:16:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-25 22:16:15,866 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6973684210526315 [2021-03-25 22:16:15,866 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-25 22:16:15,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-25 22:16:15,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:16:15,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-25 22:16:15,867 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 22:16:15,867 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 22:16:15,867 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 22:16:15,867 INFO L185 Difference]: Start difference. First operand has 225 places, 4674 transitions, 146233 flow. Second operand 6 states and 159 transitions. [2021-03-25 22:16:15,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 4817 transitions, 161059 flow [2021-03-25 22:16:31,180 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 22:16:31,350 INFO L241 Difference]: Finished difference. Result has 233 places, 4746 transitions, 149001 flow [2021-03-25 22:16:31,352 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 22:16:31,353 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 202 predicate places. [2021-03-25 22:16:31,353 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:16:31,353 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 233 places, 4746 transitions, 149001 flow [2021-03-25 22:16:31,353 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 233 places, 4746 transitions, 149001 flow [2021-03-25 22:16:31,416 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 233 places, 4746 transitions, 149001 flow [2021-03-25 22:16:36,964 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 22:16:36,964 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:16:36,964 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:16:36,965 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:16:36,965 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:16:37,830 INFO L382 tUnfolder$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 22:16:37,830 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:16:37,830 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:37,831 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:37,831 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:38,676 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 22:16:38,677 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 22:16:38,677 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:16:38,677 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 22:16:38,677 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 22:16:39,502 INFO L382 tUnfolder$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][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 22:16:39,502 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:16:39,502 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:39,502 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:16:39,502 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:39,502 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:46,527 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:16:46,528 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:16:46,528 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 22:16:46,528 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:46,528 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:16:48,510 INFO L382 tUnfolder$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 22:16:48,510 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:16:48,510 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:16:48,510 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:16:48,510 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:48,543 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 22:16:48,543 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:16:48,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:48,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:48,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:48,717 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:16:48,717 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:16:48,718 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:48,718 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:16:48,718 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:16:49,832 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:16:49,832 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:49,832 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:16:50,152 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:16:50,152 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:16:50,152 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:50,152 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:50,152 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:51,721 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:16:51,721 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 22:16:51,721 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:16:51,721 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:51,722 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:16:54,234 INFO L129 PetriNetUnfolder]: 27064/41677 cut-off events. [2021-03-25 22:16:54,234 INFO L130 PetriNetUnfolder]: For 2714259/2727328 co-relation queries the response was YES. [2021-03-25 22:16:54,892 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 22:16:55,453 INFO L142 LiptonReduction]: Number of co-enabled transitions 12568 [2021-03-25 22:16:58,181 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:16:58,181 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:16:58,181 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26828 [2021-03-25 22:16:58,182 INFO L480 AbstractCegarLoop]: Abstraction has has 233 places, 4746 transitions, 149001 flow [2021-03-25 22:16:58,182 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 22:16:58,182 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:16:58,182 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 22:16:58,382 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:16:58,382 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:16:58,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:16:58,383 INFO L82 PathProgramCache]: Analyzing trace with hash 60743245, now seen corresponding path program 7 times [2021-03-25 22:16:58,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:16:58,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426391938] [2021-03-25 22:16:58,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:16:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:16:58,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:16:58,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:16:58,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:16:58,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 22:16:58,396 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 22:16:58,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:16:58,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:16:58,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:16:58,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:16:58,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:16:58,404 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 22:16:58,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426391938] [2021-03-25 22:16:58,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:16:58,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 22:16:58,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569933900] [2021-03-25 22:16:58,404 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 22:16:58,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:16:58,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 22:16:58,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 22:16:58,405 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 22:16:58,405 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 22:16:58,405 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:16:58,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 22:16:58,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:17:07,943 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 22:17:07,943 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L382 tUnfolder$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 22:17:07,943 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:07,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:08,243 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 22:17:08,244 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:17:08,244 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:08,244 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:08,244 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:14,505 INFO L382 tUnfolder$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 22:17:14,505 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:17:14,505 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:14,505 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:14,505 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:17:14,505 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:14,974 INFO L382 tUnfolder$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 22:17:14,975 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L382 tUnfolder$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 22:17:14,975 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:17:14,975 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:14,975 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:19,223 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 22:17:19,224 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:17:19,224 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:17:19,224 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:19,224 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:17:21,731 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:17:21,731 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 22:17:21,731 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:21,731 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:21,731 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:24,586 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} 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 22:17:24,586 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:17:24,586 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:24,586 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:24,586 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,150 INFO L382 tUnfolder$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 22:17:29,150 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:17:29,150 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,151 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:17:29,151 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:17:29,219 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([109] L41-1-->thread3EXIT: Formula: (not (< 0 v_n2_42)) InVars {n2=v_n2_42} OutVars{n2=v_n2_42} 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 22:17:29,220 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L382 tUnfolder$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 22:17:29,220 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:17:38,606 INFO L129 PetriNetUnfolder]: 30204/46630 cut-off events. [2021-03-25 22:17:38,606 INFO L130 PetriNetUnfolder]: For 3329045/3341943 co-relation queries the response was YES. [2021-03-25 22:17:39,137 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 22:17:39,632 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 492 selfloop transitions, 2328 changer transitions 2/5112 dead transitions. [2021-03-25 22:17:39,633 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 5112 transitions, 166336 flow [2021-03-25 22:17:39,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 22:17:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 22:17:39,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 157 transitions. [2021-03-25 22:17:39,641 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8263157894736842 [2021-03-25 22:17:39,641 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 157 transitions. [2021-03-25 22:17:39,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 157 transitions. [2021-03-25 22:17:39,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:17:39,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 157 transitions. [2021-03-25 22:17:39,641 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 22:17:39,642 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 22:17:39,642 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 22:17:39,642 INFO L185 Difference]: Start difference. First operand has 233 places, 4746 transitions, 149001 flow. Second operand 5 states and 157 transitions. [2021-03-25 22:17:39,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 5112 transitions, 166336 flow [2021-03-25 22:17:56,210 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 22:17:56,325 INFO L241 Difference]: Finished difference. Result has 239 places, 5070 transitions, 168099 flow [2021-03-25 22:17:56,328 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 22:17:56,328 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 208 predicate places. [2021-03-25 22:17:56,329 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:17:56,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 5070 transitions, 168099 flow [2021-03-25 22:17:56,329 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 5070 transitions, 168099 flow [2021-03-25 22:17:56,461 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 239 places, 5070 transitions, 168099 flow [2021-03-25 22:18:06,337 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 22:18:06,337 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 22:18:06,337 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:06,337 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:06,337 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:09,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([110] L52-1-->thread4EXIT: Formula: (not (< 1 v_n2_44)) InVars {n2=v_n2_44} OutVars{n2=v_n2_44} 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 22:18:09,874 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 22:18:09,874 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:18:09,874 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:18:09,874 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 22:18:10,721 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 22:18:10,721 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:18:10,721 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:10,721 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:10,722 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:12,601 INFO L382 tUnfolder$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 22:18:12,601 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:18:12,601 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:18:12,601 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:12,601 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:17,621 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 22:18:17,621 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:18:17,621 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:18:17,621 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:18:17,621 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:18:20,422 INFO L382 tUnfolder$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 22:18:20,423 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:18:20,423 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:18:20,423 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:18:20,423 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:18:26,053 INFO L129 PetriNetUnfolder]: 30243/46744 cut-off events. [2021-03-25 22:18:26,054 INFO L130 PetriNetUnfolder]: For 3370922/3382182 co-relation queries the response was YES. [2021-03-25 22:18:26,603 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 22:18:27,357 INFO L142 LiptonReduction]: Number of co-enabled transitions 12198 [2021-03-25 22:18:30,226 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:18:30,227 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:18:30,227 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33898 [2021-03-25 22:18:30,227 INFO L480 AbstractCegarLoop]: Abstraction has has 239 places, 5070 transitions, 168099 flow [2021-03-25 22:18:30,227 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 22:18:30,227 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:18:30,227 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 22:18:30,227 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 22:18:30,227 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:18:30,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:18:30,228 INFO L82 PathProgramCache]: Analyzing trace with hash 454989371, now seen corresponding path program 8 times [2021-03-25 22:18:30,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:18:30,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907279841] [2021-03-25 22:18:30,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:18:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:18:30,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,239 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:18:30,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,246 INFO L142 QuantifierPusher]: treesize reduction 5, result has 66.7 percent of original size [2021-03-25 22:18:30,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:18:30,253 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 22:18:30,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,264 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 22:18:30,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907279841] [2021-03-25 22:18:30,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927523626] [2021-03-25 22:18:30,264 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 22:18:30,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 22:18:30,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:18:30,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 22:18:30,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:18:30,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,315 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 22:18:30,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:18:30,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:18:30,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 22:18:30,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:18:30,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:18:30,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:18:30,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:18:30,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:18:30,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:18:30,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:18:30,329 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:18:30,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:18:30,331 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 22:18:30,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:18:30,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:18:30,343 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 22:18:30,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:18:30,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-03-25 22:18:30,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517384210] [2021-03-25 22:18:30,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 22:18:30,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:18:30,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 22:18:30,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-25 22:18:30,344 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:18:30,345 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 22:18:30,345 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:18:30,345 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:18:30,345 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:19:36,882 INFO L129 PetriNetUnfolder]: 35203/53616 cut-off events. [2021-03-25 22:19:36,882 INFO L130 PetriNetUnfolder]: For 3872773/3874161 co-relation queries the response was YES. [2021-03-25 22:19:37,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 868966 conditions, 53616 events. 35203/53616 cut-off events. For 3872773/3874161 co-relation queries the response was YES. Maximal size of possible extension queue 3609. Compared 425978 event pairs, 1442 based on Foata normal form. 589/54201 useless extension candidates. Maximal degree in co-relation 865119. Up to 37559 conditions per place. [2021-03-25 22:19:38,012 INFO L132 encePairwiseOnDemand]: 26/38 looper letters, 5606 selfloop transitions, 728 changer transitions 32/6375 dead transitions. [2021-03-25 22:19:38,013 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 6375 transitions, 226658 flow [2021-03-25 22:19:38,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 22:19:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 22:19:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 313 transitions. [2021-03-25 22:19:38,014 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7488038277511961 [2021-03-25 22:19:38,014 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 313 transitions. [2021-03-25 22:19:38,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 313 transitions. [2021-03-25 22:19:38,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:19:38,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 313 transitions. [2021-03-25 22:19:38,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 28.454545454545453) internal successors, (313), 11 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:19:38,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 38.0) internal successors, (456), 12 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:19:38,015 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 38.0) internal successors, (456), 12 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:19:38,015 INFO L185 Difference]: Start difference. First operand has 239 places, 5070 transitions, 168099 flow. Second operand 11 states and 313 transitions. [2021-03-25 22:19:38,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 6375 transitions, 226658 flow [2021-03-25 22:19:59,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 6375 transitions, 226454 flow, removed 102 selfloop flow, removed 0 redundant places. [2021-03-25 22:19:59,486 INFO L241 Difference]: Finished difference. Result has 258 places, 5548 transitions, 189239 flow [2021-03-25 22:19:59,490 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=167926, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5069, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=286, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4461, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=189239, PETRI_PLACES=258, PETRI_TRANSITIONS=5548} [2021-03-25 22:19:59,490 INFO L343 CegarLoopForPetriNet]: 31 programPoint places, 227 predicate places. [2021-03-25 22:19:59,490 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 22:19:59,491 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 258 places, 5548 transitions, 189239 flow [2021-03-25 22:19:59,491 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 258 places, 5548 transitions, 189239 flow [2021-03-25 22:19:59,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 258 places, 5548 transitions, 189239 flow [2021-03-25 22:20:19,509 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[][2446], [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)), 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, Black: 1493#(and (< 0 n2) (= n2 n1)), Black: 1557#(and (<= n2 n1) (<= n2 0)), Black: 1494#(and (<= n1 1) (< 0 n2) (= n2 n1)), Black: 1559#(and (<= n2 1) (< 0 n2) (<= n2 n1)), Black: 1495#(and (<= n2 1) (< 0 n2)), Black: 1496#(<= n2 0), Black: 1500#(<= n2 n1), Black: 1516#(and (< 0 n2) (<= n2 n1)), 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), 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, 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)), Black: 579#(and (<= 2 n2) (= n2 n1)), Black: 580#(<= 1 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, 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: 381#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 124#(<= 1 n1), 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: 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: 1147#true, Black: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), Black: 1482#true, 1233#(<= 1 n2), Black: 1484#(< 0 n1), 1490#true, 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 22:20:19,509 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 22:20:19,509 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:20:19,509 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:20:19,509 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:20:21,914 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([106] L19-1-->thread1EXIT: Formula: (not (< 0 v_n1_24)) InVars {n1=v_n1_24} OutVars{n1=v_n1_24} AuxVars[] AssignedVars[][1171], [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, 10#thread2EXITtrue, 11#thread1EXITtrue, 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, Black: 1493#(and (< 0 n2) (= n2 n1)), Black: 1557#(and (<= n2 n1) (<= n2 0)), Black: 1494#(and (<= n1 1) (< 0 n2) (= n2 n1)), Black: 1559#(and (<= n2 1) (< 0 n2) (<= n2 n1)), Black: 1495#(and (<= n2 1) (< 0 n2)), Black: 1496#(<= n2 0), Black: 1500#(<= n2 n1), 32#thread4EXITtrue, Black: 1516#(and (< 0 n2) (<= n2 n1)), 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: 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)), 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)), 103#(and (<= n1 n2) (<= 1 n2)), 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), 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))), 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: 638#(and (< 1 n1) (<= n2 n1)), Black: 839#(<= 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, 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: 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: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), Black: 1482#true, Black: 1484#(< 0 n1), 1490#true, 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: 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 22:20:21,914 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:20:21,914 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:20:21,914 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:20:21,914 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:20:24,804 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[][2446], [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: 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, Black: 1493#(and (< 0 n2) (= n2 n1)), Black: 1557#(and (<= n2 n1) (<= n2 0)), Black: 1494#(and (<= n1 1) (< 0 n2) (= n2 n1)), Black: 1559#(and (<= n2 1) (< 0 n2) (<= n2 n1)), Black: 1495#(and (<= n2 1) (< 0 n2)), Black: 1496#(<= n2 0), Black: 1500#(<= n2 n1), Black: 1516#(and (< 0 n2) (<= n2 n1)), 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)), 451#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 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))), 711#true, Black: 1219#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), 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: 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), 1490#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: 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 22:20:24,805 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 22:20:24,805 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 22:20:24,805 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 22:20:24,805 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 22:20:30,010 INFO L382 tUnfolder$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][4204], [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), 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, Black: 1493#(and (< 0 n2) (= n2 n1)), Black: 1557#(and (<= n2 n1) (<= n2 0)), Black: 1494#(and (<= n1 1) (< 0 n2) (= n2 n1)), Black: 1559#(and (<= n2 1) (< 0 n2) (<= n2 n1)), Black: 1495#(and (<= n2 1) (< 0 n2)), Black: 1496#(<= n2 0), 32#thread4EXITtrue, Black: 1500#(<= n2 n1), Black: 1516#(and (< 0 n2) (<= n2 n1)), 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), 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)), 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: 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, 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: 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: 1215#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1151#(<= n1 1), 1486#(<= n1 0), Black: 1482#true, Black: 1484#(< 0 n1), 1490#true, 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: 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 22:20:30,011 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 22:20:30,011 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 22:20:30,011 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 22:20:30,011 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 22:20:33,262 INFO L129 PetriNetUnfolder]: 31518/49569 cut-off events. [2021-03-25 22:20:33,262 INFO L130 PetriNetUnfolder]: For 3838750/3849575 co-relation queries the response was YES. [2021-03-25 22:20:33,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 788376 conditions, 49569 events. 31518/49569 cut-off events. For 3838750/3849575 co-relation queries the response was YES. Maximal size of possible extension queue 3548. Compared 413824 event pairs, 1233 based on Foata normal form. 2567/51763 useless extension candidates. Maximal degree in co-relation 784459. Up to 17294 conditions per place. [2021-03-25 22:20:34,768 INFO L142 LiptonReduction]: Number of co-enabled transitions 12336 [2021-03-25 22:20:38,411 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 22:20:38,412 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:20:38,412 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38922 [2021-03-25 22:20:38,412 INFO L480 AbstractCegarLoop]: Abstraction has has 258 places, 5548 transitions, 189239 flow [2021-03-25 22:20:38,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 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 22:20:38,412 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:20:38,412 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 22:20:38,615 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 22:20:38,616 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 22:20:38,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:20:38,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1568956887, now seen corresponding path program 9 times [2021-03-25 22:20:38,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:20:38,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225285961] [2021-03-25 22:20:38,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:20:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:20:38,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,628 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-25 22:20:38,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 22:20:38,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:20:38,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225285961] [2021-03-25 22:20:38,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910311168] [2021-03-25 22:20:38,647 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:20:38,694 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 22:20:38,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 22:20:38,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 22:20:38,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 22:20:38,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:20:38,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:20:38,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:20:38,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:20:38,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:20:38,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:20:38,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 22:20:38,721 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-25 22:20:38,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 22:20:38,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:20:38,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:20:38,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:20:38,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,740 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-03-25 22:20:38,740 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 22:20:38,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,747 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-25 22:20:38,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:20:38,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:20:38,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:20:38,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 22:20:38,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:20:38,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:20:38,753 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-25 22:20:38,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:20:38,762 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 22:20:38,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:20:38,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:20:38,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:20:38,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 22:20:38,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 22:20:38,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212911509] [2021-03-25 22:20:38,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 22:20:38,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:20:38,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 22:20:38,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-25 22:20:38,772 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 38 [2021-03-25 22:20:38,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 5548 transitions, 189239 flow. Second operand has 10 states, 10 states have (on average 21.6) internal successors, (216), 10 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:20:38,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:20:38,772 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 38 [2021-03-25 22:20:38,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-03-25 22:20:40,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 22:20:41,118 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 22:20:41,118 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-25 22:20:41,121 WARN L224 ceAbstractionStarter]: Timeout [2021-03-25 22:20:41,121 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 10:20:41 BasicIcfg [2021-03-25 22:20:41,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 22:20:41,121 INFO L168 Benchmark]: Toolchain (without parser) took 788269.81 ms. Allocated memory was 320.9 MB in the beginning and 14.0 GB in the end (delta: 13.7 GB). Free memory was 301.2 MB in the beginning and 9.4 GB in the end (delta: -9.1 GB). Peak memory consumption was 4.7 GB. Max. memory is 16.0 GB. [2021-03-25 22:20:41,121 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 320.9 MB. Free memory is still 302.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 22:20:41,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.12 ms. Allocated memory is still 320.9 MB. Free memory was 301.2 MB in the beginning and 299.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 22:20:41,122 INFO L168 Benchmark]: Boogie Preprocessor took 19.95 ms. Allocated memory is still 320.9 MB. Free memory was 299.6 MB in the beginning and 298.7 MB in the end (delta: 922.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 22:20:41,122 INFO L168 Benchmark]: RCFGBuilder took 243.94 ms. Allocated memory is still 320.9 MB. Free memory was 298.7 MB in the beginning and 285.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-03-25 22:20:41,122 INFO L168 Benchmark]: TraceAbstraction took 787973.17 ms. Allocated memory was 320.9 MB in the beginning and 14.0 GB in the end (delta: 13.7 GB). Free memory was 284.7 MB in the beginning and 9.4 GB in the end (delta: -9.1 GB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. [2021-03-25 22:20:41,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 320.9 MB. Free memory is still 302.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 28.12 ms. Allocated memory is still 320.9 MB. Free memory was 301.2 MB in the beginning and 299.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.95 ms. Allocated memory is still 320.9 MB. Free memory was 299.6 MB in the beginning and 298.7 MB in the end (delta: 922.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 243.94 ms. Allocated memory is still 320.9 MB. Free memory was 298.7 MB in the beginning and 285.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 787973.17 ms. Allocated memory was 320.9 MB in the beginning and 14.0 GB in the end (delta: 13.7 GB). Free memory was 284.7 MB in the beginning and 9.4 GB in the end (delta: -9.1 GB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 264.6ms, 36 PlacesBefore, 31 PlacesAfterwards, 27 TransitionsBefore, 22 TransitionsAfterwards, 288 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 276 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 183, positive: 167, positive conditional: 0, positive unconditional: 167, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 135, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 135, positive: 124, positive conditional: 0, positive unconditional: 124, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 183, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 135, unknown conditional: 0, unknown unconditional: 135] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 27.0ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 59.8ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 61.7ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 113.5ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 220.5ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 474.3ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 593.6ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 962.0ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1446.8ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1480.2ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2210.2ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2542.5ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3821.9ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5118.2ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5873.1ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5998.6ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6768.5ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9493.4ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10154.8ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17498.8ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24579.8ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24129.7ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25898.4ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26828.4ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 33897.6ms, 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: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38920.8ms, 258 PlacesBefore, 258 PlacesAfterwards, 5548 TransitionsBefore, 5548 TransitionsAfterwards, 12336 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, 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 (10states, 20/38 universal loopers) in iteration 27,while PetriNetUnfolder was constructing finite prefix that currently has 15072 conditions, 815 events (457/814 cut-off events. For 128101/129648 co-relation queries the response was YES. Maximal size of possible extension queue 697. Compared 7259 event pairs, 45 based on Foata normal form. 295/1806 useless extension candidates. Maximal degree in co-relation 14919. Up to 306 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 787875.4ms, OverallIterations: 27, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 529252.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 329.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 310 SDtfs, 782 SDslu, 389 SDs, 0 SdLazy, 2303 SolverSat, 412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1441.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 568 GetRequests, 378 SyntacticMatches, 32 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 952.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=189239occurred in iteration=26, InterpolantAutomatonStates: 182, 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: 129.3ms SsaConstructionTime, 360.4ms SatisfiabilityAnalysisTime, 2863.6ms InterpolantComputationTime, 914 NumberOfCodeBlocks, 914 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 863 ConstructedInterpolants, 0 QuantifiedInterpolants, 3208 SizeOfPredicates, 24 NumberOfNonLiveVariables, 1464 ConjunctsInSsa, 162 ConjunctsInUnsatCore, 51 InterpolantComputations, 4 PerfectInterpolantSequences, 40/110 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