/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 09:50:43,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 09:50:43,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 09:50:43,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 09:50:43,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 09:50:43,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 09:50:43,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 09:50:43,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 09:50:43,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 09:50:43,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 09:50:43,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 09:50:43,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 09:50:43,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 09:50:43,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 09:50:43,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 09:50:43,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 09:50:43,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 09:50:43,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 09:50:43,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 09:50:43,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 09:50:43,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 09:50:43,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 09:50:43,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 09:50:43,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 09:50:43,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 09:50:43,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 09:50:43,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 09:50:43,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 09:50:43,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedVariableLbe.epf [2021-03-25 09:50:43,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 09:50:43,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 09:50:43,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 09:50:43,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 09:50:43,645 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 09:50:43,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 09:50:43,645 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 09:50:43,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 09:50:43,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 09:50:43,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 09:50:43,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 09:50:43,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 09:50:43,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 09:50:43,647 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 09:50:43,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 09:50:43,647 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 09:50:43,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 09:50:43,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 09:50:43,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 09:50:43,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 09:50:43,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 09:50:43,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 09:50:43,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 09:50:43,649 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 09:50:43,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 09:50:43,650 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 09:50:43,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 09:50:43,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 09:50:43,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 09:50:43,966 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 09:50:43,967 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 09:50:43,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl [2021-03-25 09:50:43,968 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl' [2021-03-25 09:50:44,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 09:50:44,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 09:50:44,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 09:50:44,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 09:50:44,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 09:50:44,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 09:50:44,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 09:50:44,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 09:50:44,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 09:50:44,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... [2021-03-25 09:50:44,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 09:50:44,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 09:50:44,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 09:50:44,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 09:50:44,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 09:50:44,128 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 09:50:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 09:50:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 09:50:44,130 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 09:50:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 09:50:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 09:50:44,131 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 09:50:44,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 09:50:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 09:50:44,131 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 09:50:44,131 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 09:50:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 09:50:44,131 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-25 09:50:44,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-25 09:50:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-25 09:50:44,132 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 09:50:44,408 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 09:50:44,408 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-03-25 09:50:44,409 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-25 09:50:44,409 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-03-25 09:50:44,409 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread4EXIT is neither atomic block end nor error location. [2021-03-25 09:50:44,411 INFO L202 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 09:50:44 BoogieIcfgContainer [2021-03-25 09:50:44,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 09:50:44,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 09:50:44,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 09:50:44,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 09:50:44,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 09:50:44" (1/2) ... [2021-03-25 09:50:44,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dfac235 and model type parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 09:50:44, skipping insertion in model container [2021-03-25 09:50:44,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 09:50:44" (2/2) ... [2021-03-25 09:50:44,416 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-equiv.wvr.bpl [2021-03-25 09:50:44,437 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 09:50:44,440 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 09:50:44,441 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 09:50:44,486 INFO L149 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2021-03-25 09:50:44,502 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-25 09:50:44,521 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 09:50:44,521 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 09:50:44,521 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 09:50:44,521 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 09:50:44,522 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 09:50:44,522 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 09:50:44,522 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 09:50:44,522 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 09:50:44,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 33 transitions, 110 flow [2021-03-25 09:50:44,573 INFO L129 PetriNetUnfolder]: 5/26 cut-off events. [2021-03-25 09:50:44,573 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:50:44,576 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 26 events. 5/26 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 28 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 29. Up to 3 conditions per place. [2021-03-25 09:50:44,576 INFO L82 GeneralOperation]: Start removeDead. Operand has 41 places, 33 transitions, 110 flow [2021-03-25 09:50:44,580 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 32 places, 24 transitions, 78 flow [2021-03-25 09:50:44,581 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:44,589 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 24 transitions, 78 flow [2021-03-25 09:50:44,591 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 24 transitions, 78 flow [2021-03-25 09:50:44,592 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 24 transitions, 78 flow [2021-03-25 09:50:44,600 INFO L129 PetriNetUnfolder]: 5/24 cut-off events. [2021-03-25 09:50:44,600 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:50:44,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 24 events. 5/24 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 34 event pairs, 0 based on Foata normal form. 0/19 useless extension candidates. Maximal degree in co-relation 29. Up to 3 conditions per place. [2021-03-25 09:50:44,603 INFO L142 LiptonReduction]: Number of co-enabled transitions 184 [2021-03-25 09:50:44,677 INFO L154 LiptonReduction]: Checked pairs total: 87 [2021-03-25 09:50:44,677 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:50:44,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 99 [2021-03-25 09:50:44,689 INFO L129 PetriNetUnfolder]: 5/21 cut-off events. [2021-03-25 09:50:44,690 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 09:50:44,690 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:44,690 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:44,691 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:44,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:44,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1418191497, now seen corresponding path program 1 times [2021-03-25 09:50:44,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:44,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836021267] [2021-03-25 09:50:44,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:44,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:44,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:44,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:44,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:44,830 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:50:44,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:44,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836021267] [2021-03-25 09:50:44,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:44,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 09:50:44,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447475600] [2021-03-25 09:50:44,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:50:44,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:44,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:50:44,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 09:50:44,858 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 37 [2021-03-25 09:50:44,860 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 22 transitions, 74 flow. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:44,860 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:44,860 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 37 [2021-03-25 09:50:44,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:44,908 INFO L129 PetriNetUnfolder]: 29/82 cut-off events. [2021-03-25 09:50:44,908 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-25 09:50:44,909 INFO L84 FinitePrefix]: Finished finitePrefix Result has 154 conditions, 82 events. 29/82 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 248 event pairs, 2 based on Foata normal form. 1/65 useless extension candidates. Maximal degree in co-relation 132. Up to 22 conditions per place. [2021-03-25 09:50:44,911 INFO L132 encePairwiseOnDemand]: 31/37 looper letters, 7 selfloop transitions, 7 changer transitions 0/30 dead transitions. [2021-03-25 09:50:44,911 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 30 transitions, 118 flow [2021-03-25 09:50:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:50:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:50:44,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 127 transitions. [2021-03-25 09:50:44,921 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8581081081081081 [2021-03-25 09:50:44,921 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 127 transitions. [2021-03-25 09:50:44,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 127 transitions. [2021-03-25 09:50:44,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:44,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 127 transitions. [2021-03-25 09:50:44,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:44,930 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:44,930 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:44,932 INFO L185 Difference]: Start difference. First operand has 30 places, 22 transitions, 74 flow. Second operand 4 states and 127 transitions. [2021-03-25 09:50:44,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 30 transitions, 118 flow [2021-03-25 09:50:44,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 30 transitions, 98 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-25 09:50:44,937 INFO L241 Difference]: Finished difference. Result has 27 places, 28 transitions, 99 flow [2021-03-25 09:50:44,939 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=99, PETRI_PLACES=27, PETRI_TRANSITIONS=28} [2021-03-25 09:50:44,940 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, -3 predicate places. [2021-03-25 09:50:44,940 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:44,940 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 28 transitions, 99 flow [2021-03-25 09:50:44,941 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 28 transitions, 99 flow [2021-03-25 09:50:44,941 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 28 transitions, 99 flow [2021-03-25 09:50:44,954 INFO L129 PetriNetUnfolder]: 28/81 cut-off events. [2021-03-25 09:50:44,955 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 09:50:44,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 81 events. 28/81 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 236 event pairs, 0 based on Foata normal form. 0/63 useless extension candidates. Maximal degree in co-relation 106. Up to 15 conditions per place. [2021-03-25 09:50:44,957 INFO L142 LiptonReduction]: Number of co-enabled transitions 240 [2021-03-25 09:50:45,007 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:50:45,007 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:50:45,007 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 67 [2021-03-25 09:50:45,008 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 28 transitions, 99 flow [2021-03-25 09:50:45,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,009 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,009 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:45,009 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 09:50:45,009 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:45,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:45,010 INFO L82 PathProgramCache]: Analyzing trace with hash 745227334, now seen corresponding path program 1 times [2021-03-25 09:50:45,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:45,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972709126] [2021-03-25 09:50:45,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:45,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,050 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:50:45,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:45,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972709126] [2021-03-25 09:50:45,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:45,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 09:50:45,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108283384] [2021-03-25 09:50:45,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:50:45,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:45,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:50:45,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 09:50:45,061 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 09:50:45,061 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 28 transitions, 99 flow. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,061 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:45,061 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 09:50:45,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:45,107 INFO L129 PetriNetUnfolder]: 40/110 cut-off events. [2021-03-25 09:50:45,107 INFO L130 PetriNetUnfolder]: For 33/53 co-relation queries the response was YES. [2021-03-25 09:50:45,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 110 events. 40/110 cut-off events. For 33/53 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 375 event pairs, 0 based on Foata normal form. 6/89 useless extension candidates. Maximal degree in co-relation 181. Up to 26 conditions per place. [2021-03-25 09:50:45,109 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 13 selfloop transitions, 7 changer transitions 0/36 dead transitions. [2021-03-25 09:50:45,109 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 36 transitions, 174 flow [2021-03-25 09:50:45,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:50:45,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:50:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 128 transitions. [2021-03-25 09:50:45,111 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8421052631578947 [2021-03-25 09:50:45,111 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 128 transitions. [2021-03-25 09:50:45,111 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 128 transitions. [2021-03-25 09:50:45,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:45,111 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 128 transitions. [2021-03-25 09:50:45,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,113 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,114 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,114 INFO L185 Difference]: Start difference. First operand has 27 places, 28 transitions, 99 flow. Second operand 4 states and 128 transitions. [2021-03-25 09:50:45,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 36 transitions, 174 flow [2021-03-25 09:50:45,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 36 transitions, 172 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-03-25 09:50:45,116 INFO L241 Difference]: Finished difference. Result has 32 places, 33 transitions, 154 flow [2021-03-25 09:50:45,116 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=97, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=154, PETRI_PLACES=32, PETRI_TRANSITIONS=33} [2021-03-25 09:50:45,117 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 2 predicate places. [2021-03-25 09:50:45,117 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:45,117 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 33 transitions, 154 flow [2021-03-25 09:50:45,117 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 33 transitions, 154 flow [2021-03-25 09:50:45,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 33 transitions, 154 flow [2021-03-25 09:50:45,129 INFO L129 PetriNetUnfolder]: 38/108 cut-off events. [2021-03-25 09:50:45,129 INFO L130 PetriNetUnfolder]: For 38/41 co-relation queries the response was YES. [2021-03-25 09:50:45,130 INFO L84 FinitePrefix]: Finished finitePrefix Result has 196 conditions, 108 events. 38/108 cut-off events. For 38/41 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 391 event pairs, 0 based on Foata normal form. 1/83 useless extension candidates. Maximal degree in co-relation 166. Up to 21 conditions per place. [2021-03-25 09:50:45,131 INFO L142 LiptonReduction]: Number of co-enabled transitions 310 [2021-03-25 09:50:45,134 INFO L154 LiptonReduction]: Checked pairs total: 31 [2021-03-25 09:50:45,134 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:45,134 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-03-25 09:50:45,135 INFO L480 AbstractCegarLoop]: Abstraction has has 32 places, 33 transitions, 154 flow [2021-03-25 09:50:45,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,135 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,135 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:45,135 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 09:50:45,136 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:45,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:45,136 INFO L82 PathProgramCache]: Analyzing trace with hash -420209831, now seen corresponding path program 1 times [2021-03-25 09:50:45,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:45,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258399582] [2021-03-25 09:50:45,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:45,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:45,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:45,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258399582] [2021-03-25 09:50:45,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:45,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 09:50:45,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974028920] [2021-03-25 09:50:45,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:50:45,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:45,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:50:45,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 09:50:45,168 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 09:50:45,168 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 33 transitions, 154 flow. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,168 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:45,168 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 09:50:45,169 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:45,257 INFO L129 PetriNetUnfolder]: 247/431 cut-off events. [2021-03-25 09:50:45,257 INFO L130 PetriNetUnfolder]: For 239/266 co-relation queries the response was YES. [2021-03-25 09:50:45,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1008 conditions, 431 events. 247/431 cut-off events. For 239/266 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 1924 event pairs, 38 based on Foata normal form. 18/324 useless extension candidates. Maximal degree in co-relation 970. Up to 229 conditions per place. [2021-03-25 09:50:45,262 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 16 selfloop transitions, 7 changer transitions 0/45 dead transitions. [2021-03-25 09:50:45,262 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 45 transitions, 239 flow [2021-03-25 09:50:45,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:50:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:50:45,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 133 transitions. [2021-03-25 09:50:45,264 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.875 [2021-03-25 09:50:45,264 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 133 transitions. [2021-03-25 09:50:45,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 133 transitions. [2021-03-25 09:50:45,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:45,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 133 transitions. [2021-03-25 09:50:45,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,266 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,266 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,266 INFO L185 Difference]: Start difference. First operand has 32 places, 33 transitions, 154 flow. Second operand 4 states and 133 transitions. [2021-03-25 09:50:45,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 45 transitions, 239 flow [2021-03-25 09:50:45,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 45 transitions, 235 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-25 09:50:45,270 INFO L241 Difference]: Finished difference. Result has 37 places, 38 transitions, 196 flow [2021-03-25 09:50:45,270 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=196, PETRI_PLACES=37, PETRI_TRANSITIONS=38} [2021-03-25 09:50:45,270 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 7 predicate places. [2021-03-25 09:50:45,270 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:45,270 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 38 transitions, 196 flow [2021-03-25 09:50:45,271 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 38 transitions, 196 flow [2021-03-25 09:50:45,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 38 transitions, 196 flow [2021-03-25 09:50:45,285 INFO L129 PetriNetUnfolder]: 76/184 cut-off events. [2021-03-25 09:50:45,285 INFO L130 PetriNetUnfolder]: For 89/92 co-relation queries the response was YES. [2021-03-25 09:50:45,286 INFO L84 FinitePrefix]: Finished finitePrefix Result has 410 conditions, 184 events. 76/184 cut-off events. For 89/92 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 808 event pairs, 9 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 373. Up to 35 conditions per place. [2021-03-25 09:50:45,288 INFO L142 LiptonReduction]: Number of co-enabled transitions 356 [2021-03-25 09:50:45,291 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:45,291 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:45,291 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21 [2021-03-25 09:50:45,292 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 38 transitions, 196 flow [2021-03-25 09:50:45,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,292 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,292 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:45,293 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 09:50:45,293 INFO L428 AbstractCegarLoop]: === Iteration 4 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:45,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:45,293 INFO L82 PathProgramCache]: Analyzing trace with hash -171049541, now seen corresponding path program 2 times [2021-03-25 09:50:45,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:45,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988464944] [2021-03-25 09:50:45,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:45,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:45,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988464944] [2021-03-25 09:50:45,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:45,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 09:50:45,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880629807] [2021-03-25 09:50:45,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 09:50:45,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:45,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 09:50:45,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 09:50:45,320 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 09:50:45,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 38 transitions, 196 flow. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:45,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 09:50:45,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:45,402 INFO L129 PetriNetUnfolder]: 281/518 cut-off events. [2021-03-25 09:50:45,402 INFO L130 PetriNetUnfolder]: For 484/555 co-relation queries the response was YES. [2021-03-25 09:50:45,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1429 conditions, 518 events. 281/518 cut-off events. For 484/555 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 2481 event pairs, 53 based on Foata normal form. 36/504 useless extension candidates. Maximal degree in co-relation 1378. Up to 229 conditions per place. [2021-03-25 09:50:45,408 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 23 selfloop transitions, 8 changer transitions 0/53 dead transitions. [2021-03-25 09:50:45,408 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 53 transitions, 325 flow [2021-03-25 09:50:45,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 09:50:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 09:50:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2021-03-25 09:50:45,411 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.881578947368421 [2021-03-25 09:50:45,411 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 134 transitions. [2021-03-25 09:50:45,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 134 transitions. [2021-03-25 09:50:45,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:45,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 134 transitions. [2021-03-25 09:50:45,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,414 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,414 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,414 INFO L185 Difference]: Start difference. First operand has 37 places, 38 transitions, 196 flow. Second operand 4 states and 134 transitions. [2021-03-25 09:50:45,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 53 transitions, 325 flow [2021-03-25 09:50:45,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 53 transitions, 325 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 09:50:45,421 INFO L241 Difference]: Finished difference. Result has 42 places, 42 transitions, 252 flow [2021-03-25 09:50:45,421 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=252, PETRI_PLACES=42, PETRI_TRANSITIONS=42} [2021-03-25 09:50:45,421 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 12 predicate places. [2021-03-25 09:50:45,421 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:45,421 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 42 transitions, 252 flow [2021-03-25 09:50:45,422 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 42 transitions, 252 flow [2021-03-25 09:50:45,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 42 transitions, 252 flow [2021-03-25 09:50:45,437 INFO L129 PetriNetUnfolder]: 94/237 cut-off events. [2021-03-25 09:50:45,437 INFO L130 PetriNetUnfolder]: For 188/210 co-relation queries the response was YES. [2021-03-25 09:50:45,438 INFO L84 FinitePrefix]: Finished finitePrefix Result has 587 conditions, 237 events. 94/237 cut-off events. For 188/210 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1152 event pairs, 6 based on Foata normal form. 1/208 useless extension candidates. Maximal degree in co-relation 540. Up to 57 conditions per place. [2021-03-25 09:50:45,440 INFO L142 LiptonReduction]: Number of co-enabled transitions 378 [2021-03-25 09:50:45,444 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:45,444 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:45,444 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 23 [2021-03-25 09:50:45,446 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 42 transitions, 252 flow [2021-03-25 09:50:45,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,447 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,447 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:45,447 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 09:50:45,447 INFO L428 AbstractCegarLoop]: === Iteration 5 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:45,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:45,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1542327809, now seen corresponding path program 1 times [2021-03-25 09:50:45,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:45,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393928161] [2021-03-25 09:50:45,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:45,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393928161] [2021-03-25 09:50:45,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198943978] [2021-03-25 09:50:45,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:45,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 09:50:45,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:45,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:45,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:45,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:45,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:45,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:45,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:45,669 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:45,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:45,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:45,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:45,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:45,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:45,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:45,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:45,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 09:50:45,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418055391] [2021-03-25 09:50:45,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:50:45,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:45,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:50:45,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:50:45,700 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:45,700 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 42 transitions, 252 flow. Second operand has 6 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 09:50:45,700 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:45,700 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:45,700 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:45,806 INFO L129 PetriNetUnfolder]: 288/514 cut-off events. [2021-03-25 09:50:45,806 INFO L130 PetriNetUnfolder]: For 975/1020 co-relation queries the response was YES. [2021-03-25 09:50:45,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1738 conditions, 514 events. 288/514 cut-off events. For 975/1020 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 2475 event pairs, 36 based on Foata normal form. 14/503 useless extension candidates. Maximal degree in co-relation 1691. Up to 175 conditions per place. [2021-03-25 09:50:45,814 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 39 selfloop transitions, 9 changer transitions 0/68 dead transitions. [2021-03-25 09:50:45,814 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 68 transitions, 519 flow [2021-03-25 09:50:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:50:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:50:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 162 transitions. [2021-03-25 09:50:45,815 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8526315789473684 [2021-03-25 09:50:45,815 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 162 transitions. [2021-03-25 09:50:45,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 162 transitions. [2021-03-25 09:50:45,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:45,816 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 162 transitions. [2021-03-25 09:50:45,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:45,817 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 09:50:45,817 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 09:50:45,818 INFO L185 Difference]: Start difference. First operand has 42 places, 42 transitions, 252 flow. Second operand 5 states and 162 transitions. [2021-03-25 09:50:45,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 68 transitions, 519 flow [2021-03-25 09:50:45,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 68 transitions, 494 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-25 09:50:45,822 INFO L241 Difference]: Finished difference. Result has 47 places, 45 transitions, 306 flow [2021-03-25 09:50:45,822 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=306, PETRI_PLACES=47, PETRI_TRANSITIONS=45} [2021-03-25 09:50:45,823 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 17 predicate places. [2021-03-25 09:50:45,823 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:45,823 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 45 transitions, 306 flow [2021-03-25 09:50:45,823 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 45 transitions, 306 flow [2021-03-25 09:50:45,823 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 45 transitions, 306 flow [2021-03-25 09:50:45,841 INFO L129 PetriNetUnfolder]: 90/225 cut-off events. [2021-03-25 09:50:45,841 INFO L130 PetriNetUnfolder]: For 249/259 co-relation queries the response was YES. [2021-03-25 09:50:45,842 INFO L84 FinitePrefix]: Finished finitePrefix Result has 557 conditions, 225 events. 90/225 cut-off events. For 249/259 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1052 event pairs, 6 based on Foata normal form. 2/203 useless extension candidates. Maximal degree in co-relation 509. Up to 52 conditions per place. [2021-03-25 09:50:45,845 INFO L142 LiptonReduction]: Number of co-enabled transitions 388 [2021-03-25 09:50:45,849 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:45,849 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:45,849 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-25 09:50:45,849 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 45 transitions, 306 flow [2021-03-25 09:50:45,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 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 09:50:45,850 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:45,850 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:46,063 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:46,064 INFO L428 AbstractCegarLoop]: === Iteration 6 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:46,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:46,064 INFO L82 PathProgramCache]: Analyzing trace with hash 503113565, now seen corresponding path program 2 times [2021-03-25 09:50:46,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:46,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483978315] [2021-03-25 09:50:46,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:46,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:46,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483978315] [2021-03-25 09:50:46,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:46,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:46,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568163016] [2021-03-25 09:50:46,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:46,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:46,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:46,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:46,092 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:46,092 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 45 transitions, 306 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:46,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:46,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:46,227 INFO L129 PetriNetUnfolder]: 339/662 cut-off events. [2021-03-25 09:50:46,227 INFO L130 PetriNetUnfolder]: For 1502/1551 co-relation queries the response was YES. [2021-03-25 09:50:46,230 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2013 conditions, 662 events. 339/662 cut-off events. For 1502/1551 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 3557 event pairs, 13 based on Foata normal form. 30/649 useless extension candidates. Maximal degree in co-relation 1938. Up to 175 conditions per place. [2021-03-25 09:50:46,234 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 45 selfloop transitions, 24 changer transitions 0/89 dead transitions. [2021-03-25 09:50:46,234 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 89 transitions, 770 flow [2021-03-25 09:50:46,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 09:50:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 09:50:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 193 transitions. [2021-03-25 09:50:46,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8464912280701754 [2021-03-25 09:50:46,236 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 193 transitions. [2021-03-25 09:50:46,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 193 transitions. [2021-03-25 09:50:46,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:46,236 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 193 transitions. [2021-03-25 09:50:46,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 32.166666666666664) internal successors, (193), 6 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,238 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 09:50:46,238 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 09:50:46,238 INFO L185 Difference]: Start difference. First operand has 47 places, 45 transitions, 306 flow. Second operand 6 states and 193 transitions. [2021-03-25 09:50:46,238 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 89 transitions, 770 flow [2021-03-25 09:50:46,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 89 transitions, 757 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:46,245 INFO L241 Difference]: Finished difference. Result has 53 places, 63 transitions, 559 flow [2021-03-25 09:50:46,245 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=296, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=559, PETRI_PLACES=53, PETRI_TRANSITIONS=63} [2021-03-25 09:50:46,245 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 23 predicate places. [2021-03-25 09:50:46,246 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:46,246 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 63 transitions, 559 flow [2021-03-25 09:50:46,246 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 63 transitions, 559 flow [2021-03-25 09:50:46,246 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 63 transitions, 559 flow [2021-03-25 09:50:46,273 INFO L129 PetriNetUnfolder]: 184/456 cut-off events. [2021-03-25 09:50:46,273 INFO L130 PetriNetUnfolder]: For 746/805 co-relation queries the response was YES. [2021-03-25 09:50:46,275 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1221 conditions, 456 events. 184/456 cut-off events. For 746/805 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 2723 event pairs, 5 based on Foata normal form. 3/391 useless extension candidates. Maximal degree in co-relation 1139. Up to 103 conditions per place. [2021-03-25 09:50:46,279 INFO L142 LiptonReduction]: Number of co-enabled transitions 422 [2021-03-25 09:50:46,285 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:46,286 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:46,286 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 40 [2021-03-25 09:50:46,287 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 63 transitions, 559 flow [2021-03-25 09:50:46,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,288 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:46,288 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:46,288 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 09:50:46,288 INFO L428 AbstractCegarLoop]: === Iteration 7 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:46,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:46,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1151250205, now seen corresponding path program 3 times [2021-03-25 09:50:46,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:46,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481878976] [2021-03-25 09:50:46,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:46,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:46,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481878976] [2021-03-25 09:50:46,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003129236] [2021-03-25 09:50:46,340 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 09:50:46,373 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:50:46,373 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:46,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:46,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:46,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:46,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:46,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:46,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:46,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:46,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:46,435 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:46,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:46,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:46,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:46,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:46,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:46,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:46,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 09:50:46,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461722566] [2021-03-25 09:50:46,464 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 09:50:46,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:46,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 09:50:46,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 09:50:46,466 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:46,467 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 63 transitions, 559 flow. Second operand has 7 states, 7 states have (on average 28.428571428571427) internal successors, (199), 7 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,467 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:46,467 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:46,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:46,578 INFO L129 PetriNetUnfolder]: 325/628 cut-off events. [2021-03-25 09:50:46,578 INFO L130 PetriNetUnfolder]: For 2130/2263 co-relation queries the response was YES. [2021-03-25 09:50:46,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2263 conditions, 628 events. 325/628 cut-off events. For 2130/2263 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 3251 event pairs, 32 based on Foata normal form. 11/587 useless extension candidates. Maximal degree in co-relation 2190. Up to 359 conditions per place. [2021-03-25 09:50:46,585 INFO L132 encePairwiseOnDemand]: 30/38 looper letters, 46 selfloop transitions, 28 changer transitions 0/94 dead transitions. [2021-03-25 09:50:46,586 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 94 transitions, 1010 flow [2021-03-25 09:50:46,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:50:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:50:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 161 transitions. [2021-03-25 09:50:46,587 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8473684210526315 [2021-03-25 09:50:46,587 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 161 transitions. [2021-03-25 09:50:46,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 161 transitions. [2021-03-25 09:50:46,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:46,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 161 transitions. [2021-03-25 09:50:46,588 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,588 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 09:50:46,588 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 09:50:46,589 INFO L185 Difference]: Start difference. First operand has 53 places, 63 transitions, 559 flow. Second operand 5 states and 161 transitions. [2021-03-25 09:50:46,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 94 transitions, 1010 flow [2021-03-25 09:50:46,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 94 transitions, 1002 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-25 09:50:46,601 INFO L241 Difference]: Finished difference. Result has 58 places, 77 transitions, 822 flow [2021-03-25 09:50:46,602 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=822, PETRI_PLACES=58, PETRI_TRANSITIONS=77} [2021-03-25 09:50:46,602 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 28 predicate places. [2021-03-25 09:50:46,602 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:46,602 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 77 transitions, 822 flow [2021-03-25 09:50:46,602 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 77 transitions, 822 flow [2021-03-25 09:50:46,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 77 transitions, 822 flow [2021-03-25 09:50:46,631 INFO L129 PetriNetUnfolder]: 172/412 cut-off events. [2021-03-25 09:50:46,632 INFO L130 PetriNetUnfolder]: For 982/1006 co-relation queries the response was YES. [2021-03-25 09:50:46,634 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1234 conditions, 412 events. 172/412 cut-off events. For 982/1006 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2356 event pairs, 6 based on Foata normal form. 8/369 useless extension candidates. Maximal degree in co-relation 1161. Up to 98 conditions per place. [2021-03-25 09:50:46,637 INFO L142 LiptonReduction]: Number of co-enabled transitions 432 [2021-03-25 09:50:46,645 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:46,645 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:46,653 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51 [2021-03-25 09:50:46,653 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 77 transitions, 822 flow [2021-03-25 09:50:46,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 28.428571428571427) internal successors, (199), 7 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,654 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:46,654 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:46,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:46,868 INFO L428 AbstractCegarLoop]: === Iteration 8 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:46,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:46,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1799273043, now seen corresponding path program 1 times [2021-03-25 09:50:46,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:46,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329510584] [2021-03-25 09:50:46,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:46,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 09:50:46,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:46,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:46,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329510584] [2021-03-25 09:50:46,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:46,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 09:50:46,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701203113] [2021-03-25 09:50:46,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 09:50:46,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:46,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 09:50:46,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 09:50:46,883 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 38 [2021-03-25 09:50:46,883 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 77 transitions, 822 flow. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 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 09:50:46,883 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:46,883 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 38 [2021-03-25 09:50:46,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:46,942 INFO L129 PetriNetUnfolder]: 236/470 cut-off events. [2021-03-25 09:50:46,942 INFO L130 PetriNetUnfolder]: For 1925/2088 co-relation queries the response was YES. [2021-03-25 09:50:46,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1672 conditions, 470 events. 236/470 cut-off events. For 1925/2088 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 2294 event pairs, 5 based on Foata normal form. 65/481 useless extension candidates. Maximal degree in co-relation 1618. Up to 148 conditions per place. [2021-03-25 09:50:46,947 INFO L132 encePairwiseOnDemand]: 34/38 looper letters, 49 selfloop transitions, 2 changer transitions 5/78 dead transitions. [2021-03-25 09:50:46,947 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 78 transitions, 924 flow [2021-03-25 09:50:46,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 09:50:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 09:50:46,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2021-03-25 09:50:46,948 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.868421052631579 [2021-03-25 09:50:46,948 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 99 transitions. [2021-03-25 09:50:46,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 99 transitions. [2021-03-25 09:50:46,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:46,949 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 99 transitions. [2021-03-25 09:50:46,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:46,949 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 09:50:46,950 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 09:50:46,950 INFO L185 Difference]: Start difference. First operand has 58 places, 77 transitions, 822 flow. Second operand 3 states and 99 transitions. [2021-03-25 09:50:46,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 78 transitions, 924 flow [2021-03-25 09:50:46,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 78 transitions, 880 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:46,956 INFO L241 Difference]: Finished difference. Result has 60 places, 68 transitions, 682 flow [2021-03-25 09:50:46,956 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=682, PETRI_PLACES=60, PETRI_TRANSITIONS=68} [2021-03-25 09:50:46,956 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 30 predicate places. [2021-03-25 09:50:46,956 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:46,956 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 68 transitions, 682 flow [2021-03-25 09:50:46,956 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 68 transitions, 682 flow [2021-03-25 09:50:46,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 68 transitions, 682 flow [2021-03-25 09:50:46,980 INFO L129 PetriNetUnfolder]: 149/318 cut-off events. [2021-03-25 09:50:46,980 INFO L130 PetriNetUnfolder]: For 912/934 co-relation queries the response was YES. [2021-03-25 09:50:46,982 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1113 conditions, 318 events. 149/318 cut-off events. For 912/934 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1510 event pairs, 5 based on Foata normal form. 6/298 useless extension candidates. Maximal degree in co-relation 1067. Up to 87 conditions per place. [2021-03-25 09:50:46,984 INFO L142 LiptonReduction]: Number of co-enabled transitions 358 [2021-03-25 09:50:46,990 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:46,990 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:46,990 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34 [2021-03-25 09:50:46,991 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 68 transitions, 682 flow [2021-03-25 09:50:46,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 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 09:50:46,991 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:46,991 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:46,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 09:50:46,991 INFO L428 AbstractCegarLoop]: === Iteration 9 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:46,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:46,992 INFO L82 PathProgramCache]: Analyzing trace with hash -205376137, now seen corresponding path program 1 times [2021-03-25 09:50:46,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:46,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811497566] [2021-03-25 09:50:46,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:47,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:47,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:47,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811497566] [2021-03-25 09:50:47,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:47,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:47,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357975033] [2021-03-25 09:50:47,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:47,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:47,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:47,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:47,017 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:47,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 68 transitions, 682 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:47,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:47,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:47,120 INFO L129 PetriNetUnfolder]: 312/587 cut-off events. [2021-03-25 09:50:47,120 INFO L130 PetriNetUnfolder]: For 2577/2709 co-relation queries the response was YES. [2021-03-25 09:50:47,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2425 conditions, 587 events. 312/587 cut-off events. For 2577/2709 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 2926 event pairs, 23 based on Foata normal form. 25/551 useless extension candidates. Maximal degree in co-relation 2365. Up to 271 conditions per place. [2021-03-25 09:50:47,127 INFO L132 encePairwiseOnDemand]: 32/38 looper letters, 54 selfloop transitions, 17 changer transitions 0/91 dead transitions. [2021-03-25 09:50:47,127 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 91 transitions, 1027 flow [2021-03-25 09:50:47,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:50:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:50:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 159 transitions. [2021-03-25 09:50:47,128 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8368421052631579 [2021-03-25 09:50:47,128 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 159 transitions. [2021-03-25 09:50:47,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 159 transitions. [2021-03-25 09:50:47,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:47,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 159 transitions. [2021-03-25 09:50:47,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 31.8) internal successors, (159), 5 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 09:50:47,129 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 09:50:47,129 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 09:50:47,130 INFO L185 Difference]: Start difference. First operand has 59 places, 68 transitions, 682 flow. Second operand 5 states and 159 transitions. [2021-03-25 09:50:47,130 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 91 transitions, 1027 flow [2021-03-25 09:50:47,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 91 transitions, 934 flow, removed 20 selfloop flow, removed 5 redundant places. [2021-03-25 09:50:47,138 INFO L241 Difference]: Finished difference. Result has 61 places, 77 transitions, 788 flow [2021-03-25 09:50:47,138 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=613, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=788, PETRI_PLACES=61, PETRI_TRANSITIONS=77} [2021-03-25 09:50:47,138 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 31 predicate places. [2021-03-25 09:50:47,139 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:47,139 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 77 transitions, 788 flow [2021-03-25 09:50:47,139 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 77 transitions, 788 flow [2021-03-25 09:50:47,139 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 77 transitions, 788 flow [2021-03-25 09:50:47,168 INFO L129 PetriNetUnfolder]: 198/424 cut-off events. [2021-03-25 09:50:47,169 INFO L130 PetriNetUnfolder]: For 1303/1349 co-relation queries the response was YES. [2021-03-25 09:50:47,171 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1572 conditions, 424 events. 198/424 cut-off events. For 1303/1349 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 2216 event pairs, 2 based on Foata normal form. 1/380 useless extension candidates. Maximal degree in co-relation 1527. Up to 105 conditions per place. [2021-03-25 09:50:47,174 INFO L142 LiptonReduction]: Number of co-enabled transitions 416 [2021-03-25 09:50:47,182 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:47,182 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:47,182 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-03-25 09:50:47,182 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 77 transitions, 788 flow [2021-03-25 09:50:47,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:47,183 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:47,183 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 09:50:47,183 INFO L428 AbstractCegarLoop]: === Iteration 10 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:47,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:47,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1476115749, now seen corresponding path program 1 times [2021-03-25 09:50:47,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:47,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603533734] [2021-03-25 09:50:47,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:47,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:47,273 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-03-25 09:50:47,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:47,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:47,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603533734] [2021-03-25 09:50:47,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512836783] [2021-03-25 09:50:47,316 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) [2021-03-25 09:50:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:47,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-25 09:50:47,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:47,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:47,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:47,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:47,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:47,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:47,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:47,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:47,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:47,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:47,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:47,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:47,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:50:47,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 09:50:47,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,457 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:47,463 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,466 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:47,466 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:10 [2021-03-25 09:50:47,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:47,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:47,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:47,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:47,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:47,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2021-03-25 09:50:47,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531464698] [2021-03-25 09:50:47,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:50:47,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:47,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:50:47,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:50:47,509 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 38 [2021-03-25 09:50:47,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 77 transitions, 788 flow. Second operand has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:47,510 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 38 [2021-03-25 09:50:47,510 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:47,703 INFO L129 PetriNetUnfolder]: 476/834 cut-off events. [2021-03-25 09:50:47,703 INFO L130 PetriNetUnfolder]: For 2928/2994 co-relation queries the response was YES. [2021-03-25 09:50:47,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3592 conditions, 834 events. 476/834 cut-off events. For 2928/2994 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 4120 event pairs, 68 based on Foata normal form. 23/793 useless extension candidates. Maximal degree in co-relation 3532. Up to 570 conditions per place. [2021-03-25 09:50:47,711 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 50 selfloop transitions, 50 changer transitions 0/111 dead transitions. [2021-03-25 09:50:47,711 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 111 transitions, 1245 flow [2021-03-25 09:50:47,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:50:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:50:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 219 transitions. [2021-03-25 09:50:47,713 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7203947368421053 [2021-03-25 09:50:47,713 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 219 transitions. [2021-03-25 09:50:47,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 219 transitions. [2021-03-25 09:50:47,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:47,714 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 219 transitions. [2021-03-25 09:50:47,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 27.375) internal successors, (219), 8 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 38.0) internal successors, (342), 9 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,717 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 38.0) internal successors, (342), 9 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,717 INFO L185 Difference]: Start difference. First operand has 61 places, 77 transitions, 788 flow. Second operand 8 states and 219 transitions. [2021-03-25 09:50:47,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 111 transitions, 1245 flow [2021-03-25 09:50:47,725 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 111 transitions, 1210 flow, removed 15 selfloop flow, removed 1 redundant places. [2021-03-25 09:50:47,729 INFO L241 Difference]: Finished difference. Result has 71 places, 96 transitions, 1073 flow [2021-03-25 09:50:47,729 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1073, PETRI_PLACES=71, PETRI_TRANSITIONS=96} [2021-03-25 09:50:47,730 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 41 predicate places. [2021-03-25 09:50:47,730 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:47,730 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 96 transitions, 1073 flow [2021-03-25 09:50:47,730 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 96 transitions, 1073 flow [2021-03-25 09:50:47,731 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 96 transitions, 1073 flow [2021-03-25 09:50:47,772 INFO L129 PetriNetUnfolder]: 250/517 cut-off events. [2021-03-25 09:50:47,772 INFO L130 PetriNetUnfolder]: For 1878/1908 co-relation queries the response was YES. [2021-03-25 09:50:47,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2133 conditions, 517 events. 250/517 cut-off events. For 1878/1908 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 2838 event pairs, 5 based on Foata normal form. 10/489 useless extension candidates. Maximal degree in co-relation 2073. Up to 135 conditions per place. [2021-03-25 09:50:47,779 INFO L142 LiptonReduction]: Number of co-enabled transitions 486 [2021-03-25 09:50:47,791 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:47,791 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:47,791 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 61 [2021-03-25 09:50:47,792 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 96 transitions, 1073 flow [2021-03-25 09:50:47,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:47,792 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:47,792 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:48,014 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-25 09:50:48,015 INFO L428 AbstractCegarLoop]: === Iteration 11 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:48,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:48,016 INFO L82 PathProgramCache]: Analyzing trace with hash -554618259, now seen corresponding path program 2 times [2021-03-25 09:50:48,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:48,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703724269] [2021-03-25 09:50:48,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:48,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:48,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703724269] [2021-03-25 09:50:48,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:48,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:48,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605301326] [2021-03-25 09:50:48,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:48,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:48,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:48,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:48,047 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:48,047 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 96 transitions, 1073 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,047 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:48,048 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:48,048 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:48,185 INFO L129 PetriNetUnfolder]: 363/696 cut-off events. [2021-03-25 09:50:48,185 INFO L130 PetriNetUnfolder]: For 3504/3696 co-relation queries the response was YES. [2021-03-25 09:50:48,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3096 conditions, 696 events. 363/696 cut-off events. For 3504/3696 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 3635 event pairs, 8 based on Foata normal form. 56/677 useless extension candidates. Maximal degree in co-relation 3032. Up to 172 conditions per place. [2021-03-25 09:50:48,193 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 67 selfloop transitions, 23 changer transitions 0/117 dead transitions. [2021-03-25 09:50:48,193 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 117 transitions, 1421 flow [2021-03-25 09:50:48,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 09:50:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 09:50:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 192 transitions. [2021-03-25 09:50:48,195 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8421052631578947 [2021-03-25 09:50:48,195 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 192 transitions. [2021-03-25 09:50:48,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 192 transitions. [2021-03-25 09:50:48,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:48,195 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 192 transitions. [2021-03-25 09:50:48,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 32.0) internal successors, (192), 6 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,196 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 09:50:48,196 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 09:50:48,197 INFO L185 Difference]: Start difference. First operand has 71 places, 96 transitions, 1073 flow. Second operand 6 states and 192 transitions. [2021-03-25 09:50:48,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 117 transitions, 1421 flow [2021-03-25 09:50:48,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 117 transitions, 1377 flow, removed 22 selfloop flow, removed 0 redundant places. [2021-03-25 09:50:48,207 INFO L241 Difference]: Finished difference. Result has 78 places, 107 transitions, 1203 flow [2021-03-25 09:50:48,208 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=979, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1203, PETRI_PLACES=78, PETRI_TRANSITIONS=107} [2021-03-25 09:50:48,208 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 48 predicate places. [2021-03-25 09:50:48,208 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:48,208 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 107 transitions, 1203 flow [2021-03-25 09:50:48,208 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 107 transitions, 1203 flow [2021-03-25 09:50:48,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 107 transitions, 1203 flow [2021-03-25 09:50:48,258 INFO L129 PetriNetUnfolder]: 287/568 cut-off events. [2021-03-25 09:50:48,258 INFO L130 PetriNetUnfolder]: For 2902/2934 co-relation queries the response was YES. [2021-03-25 09:50:48,261 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2577 conditions, 568 events. 287/568 cut-off events. For 2902/2934 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 3097 event pairs, 3 based on Foata normal form. 8/532 useless extension candidates. Maximal degree in co-relation 2513. Up to 114 conditions per place. [2021-03-25 09:50:48,266 INFO L142 LiptonReduction]: Number of co-enabled transitions 514 [2021-03-25 09:50:48,280 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:48,280 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:48,281 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 73 [2021-03-25 09:50:48,281 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 107 transitions, 1203 flow [2021-03-25 09:50:48,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,281 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:48,281 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:48,281 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 09:50:48,281 INFO L428 AbstractCegarLoop]: === Iteration 12 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:48,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:48,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1843077359, now seen corresponding path program 1 times [2021-03-25 09:50:48,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:48,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418928568] [2021-03-25 09:50:48,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:48,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,320 INFO L142 QuantifierPusher]: treesize reduction 22, result has 62.1 percent of original size [2021-03-25 09:50:48,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:50:48,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:48,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418928568] [2021-03-25 09:50:48,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970914416] [2021-03-25 09:50:48,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:48,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-25 09:50:48,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:48,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:48,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:48,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:48,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:48,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:48,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:48,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:48,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:48,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:48,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:48,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:48,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:48,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:48,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:48,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:48,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:50:48,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 09:50:48,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:48,487 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,492 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:48,492 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:10 [2021-03-25 09:50:48,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:48,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:48,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:48,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:48,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:48,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2021-03-25 09:50:48,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145221374] [2021-03-25 09:50:48,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:50:48,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:48,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:50:48,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:50:48,527 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 38 [2021-03-25 09:50:48,527 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 107 transitions, 1203 flow. Second operand has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,527 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:48,527 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 38 [2021-03-25 09:50:48,527 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:48,730 INFO L129 PetriNetUnfolder]: 521/935 cut-off events. [2021-03-25 09:50:48,730 INFO L130 PetriNetUnfolder]: For 5052/5122 co-relation queries the response was YES. [2021-03-25 09:50:48,735 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4614 conditions, 935 events. 521/935 cut-off events. For 5052/5122 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 4865 event pairs, 74 based on Foata normal form. 38/901 useless extension candidates. Maximal degree in co-relation 4535. Up to 649 conditions per place. [2021-03-25 09:50:48,744 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 74 selfloop transitions, 50 changer transitions 1/136 dead transitions. [2021-03-25 09:50:48,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 136 transitions, 1724 flow [2021-03-25 09:50:48,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:50:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:50:48,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 219 transitions. [2021-03-25 09:50:48,746 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7203947368421053 [2021-03-25 09:50:48,746 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 219 transitions. [2021-03-25 09:50:48,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 219 transitions. [2021-03-25 09:50:48,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:48,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 219 transitions. [2021-03-25 09:50:48,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 27.375) internal successors, (219), 8 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,747 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 38.0) internal successors, (342), 9 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,747 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 38.0) internal successors, (342), 9 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,747 INFO L185 Difference]: Start difference. First operand has 78 places, 107 transitions, 1203 flow. Second operand 8 states and 219 transitions. [2021-03-25 09:50:48,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 136 transitions, 1724 flow [2021-03-25 09:50:48,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 136 transitions, 1687 flow, removed 9 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:48,765 INFO L241 Difference]: Finished difference. Result has 86 places, 119 transitions, 1418 flow [2021-03-25 09:50:48,766 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=1170, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1418, PETRI_PLACES=86, PETRI_TRANSITIONS=119} [2021-03-25 09:50:48,766 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 56 predicate places. [2021-03-25 09:50:48,766 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:48,766 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 119 transitions, 1418 flow [2021-03-25 09:50:48,766 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 119 transitions, 1418 flow [2021-03-25 09:50:48,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 119 transitions, 1418 flow [2021-03-25 09:50:48,813 INFO L129 PetriNetUnfolder]: 316/631 cut-off events. [2021-03-25 09:50:48,813 INFO L130 PetriNetUnfolder]: For 3459/3521 co-relation queries the response was YES. [2021-03-25 09:50:48,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2963 conditions, 631 events. 316/631 cut-off events. For 3459/3521 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 3577 event pairs, 2 based on Foata normal form. 13/593 useless extension candidates. Maximal degree in co-relation 2885. Up to 126 conditions per place. [2021-03-25 09:50:48,822 INFO L142 LiptonReduction]: Number of co-enabled transitions 566 [2021-03-25 09:50:48,842 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:48,842 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:48,842 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 76 [2021-03-25 09:50:48,843 INFO L480 AbstractCegarLoop]: Abstraction has has 86 places, 119 transitions, 1418 flow [2021-03-25 09:50:48,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:48,843 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:48,843 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:49,057 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:49,057 INFO L428 AbstractCegarLoop]: === Iteration 13 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:49,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:49,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1189864355, now seen corresponding path program 2 times [2021-03-25 09:50:49,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:49,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309035894] [2021-03-25 09:50:49,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:49,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:49,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:49,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:49,119 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-03-25 09:50:49,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:49,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:49,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:49,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309035894] [2021-03-25 09:50:49,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168683156] [2021-03-25 09:50:49,161 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:49,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:50:49,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:49,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-25 09:50:49,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:49,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:49,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:49,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:49,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:49,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:49,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:49,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:49,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:49,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:49,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:49,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:49,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:49,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:49,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:49,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:49,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:49,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:49,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:49,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:50:49,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:49,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:49,265 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:50:49,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:49,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:49,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:50:49,281 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,284 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:49,284 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2021-03-25 09:50:49,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:50:49,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:49,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:49,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,318 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:50:49,321 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:49,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:49,360 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.7 percent of original size [2021-03-25 09:50:49,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:49,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:49,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:49,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,366 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:50:49,367 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:49,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:49,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:49,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:49,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:49,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:50:49,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694733646] [2021-03-25 09:50:49,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:50:49,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:49,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:50:49,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:50:49,410 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 38 [2021-03-25 09:50:49,410 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 119 transitions, 1418 flow. Second operand has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:49,410 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:49,410 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 38 [2021-03-25 09:50:49,410 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:49,791 INFO L129 PetriNetUnfolder]: 591/1065 cut-off events. [2021-03-25 09:50:49,791 INFO L130 PetriNetUnfolder]: For 6162/6229 co-relation queries the response was YES. [2021-03-25 09:50:49,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5447 conditions, 1065 events. 591/1065 cut-off events. For 6162/6229 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 5750 event pairs, 58 based on Foata normal form. 38/1017 useless extension candidates. Maximal degree in co-relation 5353. Up to 697 conditions per place. [2021-03-25 09:50:49,802 INFO L132 encePairwiseOnDemand]: 29/38 looper letters, 96 selfloop transitions, 73 changer transitions 1/181 dead transitions. [2021-03-25 09:50:49,803 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 181 transitions, 2412 flow [2021-03-25 09:50:49,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:50:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:50:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 303 transitions. [2021-03-25 09:50:49,804 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7248803827751196 [2021-03-25 09:50:49,804 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 303 transitions. [2021-03-25 09:50:49,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 303 transitions. [2021-03-25 09:50:49,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:49,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 303 transitions. [2021-03-25 09:50:49,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 27.545454545454547) internal successors, (303), 11 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:49,806 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 09:50:49,806 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 09:50:49,806 INFO L185 Difference]: Start difference. First operand has 86 places, 119 transitions, 1418 flow. Second operand 11 states and 303 transitions. [2021-03-25 09:50:49,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 181 transitions, 2412 flow [2021-03-25 09:50:49,822 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 181 transitions, 2333 flow, removed 20 selfloop flow, removed 3 redundant places. [2021-03-25 09:50:49,825 INFO L241 Difference]: Finished difference. Result has 98 places, 156 transitions, 2013 flow [2021-03-25 09:50:49,825 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=1339, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=46, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2013, PETRI_PLACES=98, PETRI_TRANSITIONS=156} [2021-03-25 09:50:49,825 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 68 predicate places. [2021-03-25 09:50:49,825 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:49,825 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 156 transitions, 2013 flow [2021-03-25 09:50:49,826 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 156 transitions, 2013 flow [2021-03-25 09:50:49,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 156 transitions, 2013 flow [2021-03-25 09:50:49,880 INFO L129 PetriNetUnfolder]: 349/708 cut-off events. [2021-03-25 09:50:49,881 INFO L130 PetriNetUnfolder]: For 4692/4722 co-relation queries the response was YES. [2021-03-25 09:50:49,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3569 conditions, 708 events. 349/708 cut-off events. For 4692/4722 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 4160 event pairs, 1 based on Foata normal form. 9/665 useless extension candidates. Maximal degree in co-relation 3475. Up to 139 conditions per place. [2021-03-25 09:50:49,891 INFO L142 LiptonReduction]: Number of co-enabled transitions 636 [2021-03-25 09:50:49,899 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:49,899 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:49,899 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 74 [2021-03-25 09:50:49,900 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 156 transitions, 2013 flow [2021-03-25 09:50:49,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:49,900 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:49,900 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:50,115 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 09:50:50,116 INFO L428 AbstractCegarLoop]: === Iteration 14 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:50,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1689015137, now seen corresponding path program 3 times [2021-03-25 09:50:50,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:50,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601133061] [2021-03-25 09:50:50,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:50,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:50,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:50,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601133061] [2021-03-25 09:50:50,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:50,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:50,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526421073] [2021-03-25 09:50:50,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:50,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:50,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:50,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:50,142 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 38 [2021-03-25 09:50:50,142 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 156 transitions, 2013 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:50,142 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:50,142 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 38 [2021-03-25 09:50:50,142 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:50,274 INFO L129 PetriNetUnfolder]: 440/862 cut-off events. [2021-03-25 09:50:50,274 INFO L130 PetriNetUnfolder]: For 6811/6999 co-relation queries the response was YES. [2021-03-25 09:50:50,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4621 conditions, 862 events. 440/862 cut-off events. For 6811/6999 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 4913 event pairs, 38 based on Foata normal form. 40/812 useless extension candidates. Maximal degree in co-relation 4529. Up to 472 conditions per place. [2021-03-25 09:50:50,285 INFO L132 encePairwiseOnDemand]: 31/38 looper letters, 85 selfloop transitions, 36 changer transitions 1/166 dead transitions. [2021-03-25 09:50:50,285 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 166 transitions, 2366 flow [2021-03-25 09:50:50,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:50:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:50:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 159 transitions. [2021-03-25 09:50:50,286 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8368421052631579 [2021-03-25 09:50:50,286 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 159 transitions. [2021-03-25 09:50:50,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 159 transitions. [2021-03-25 09:50:50,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:50,286 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 159 transitions. [2021-03-25 09:50:50,287 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 31.8) internal successors, (159), 5 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 09:50:50,287 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 09:50:50,287 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 09:50:50,287 INFO L185 Difference]: Start difference. First operand has 98 places, 156 transitions, 2013 flow. Second operand 5 states and 159 transitions. [2021-03-25 09:50:50,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 166 transitions, 2366 flow [2021-03-25 09:50:50,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 166 transitions, 2200 flow, removed 64 selfloop flow, removed 3 redundant places. [2021-03-25 09:50:50,310 INFO L241 Difference]: Finished difference. Result has 100 places, 155 transitions, 1934 flow [2021-03-25 09:50:50,310 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=1831, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1934, PETRI_PLACES=100, PETRI_TRANSITIONS=155} [2021-03-25 09:50:50,311 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 70 predicate places. [2021-03-25 09:50:50,311 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:50,311 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 155 transitions, 1934 flow [2021-03-25 09:50:50,311 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 155 transitions, 1934 flow [2021-03-25 09:50:50,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 155 transitions, 1934 flow [2021-03-25 09:50:50,367 INFO L129 PetriNetUnfolder]: 353/707 cut-off events. [2021-03-25 09:50:50,368 INFO L130 PetriNetUnfolder]: For 4794/4826 co-relation queries the response was YES. [2021-03-25 09:50:50,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3574 conditions, 707 events. 353/707 cut-off events. For 4794/4826 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 4119 event pairs, 3 based on Foata normal form. 7/660 useless extension candidates. Maximal degree in co-relation 3484. Up to 133 conditions per place. [2021-03-25 09:50:50,378 INFO L142 LiptonReduction]: Number of co-enabled transitions 640 [2021-03-25 09:50:50,387 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:50,387 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:50,387 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 76 [2021-03-25 09:50:50,388 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 155 transitions, 1934 flow [2021-03-25 09:50:50,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:50,388 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:50,388 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:50,388 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 09:50:50,388 INFO L428 AbstractCegarLoop]: === Iteration 15 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:50,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:50,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1034430935, now seen corresponding path program 2 times [2021-03-25 09:50:50,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:50,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976126126] [2021-03-25 09:50:50,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:50,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:50,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:50,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:50,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976126126] [2021-03-25 09:50:50,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903626152] [2021-03-25 09:50:50,480 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:50,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:50:50,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:50,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-25 09:50:50,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:50,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:50,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:50,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:50,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:50,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:50:50,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:50,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:50,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:50,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:50,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:50,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:50:50,585 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:50:50,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:50,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:50:50,589 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:50:50,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,600 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:50:50,601 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:50,604 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.9 percent of original size 22 [2021-03-25 09:50:50,604 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:50,604 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:29 [2021-03-25 09:50:50,605 INFO L142 QuantifierPusher]: treesize reduction 7, result has 75.9 percent of original size [2021-03-25 09:50:50,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:50,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:50,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,627 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-03-25 09:50:50,628 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-03-25 09:50:50,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:50,652 INFO L142 QuantifierPusher]: treesize reduction 10, result has 56.5 percent of original size [2021-03-25 09:50:50,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:50,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:50,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:50,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:50:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:50,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:50,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:50,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-25 09:50:50,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206606341] [2021-03-25 09:50:50,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:50:50,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:50,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:50:50,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:50:50,673 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 38 [2021-03-25 09:50:50,674 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 155 transitions, 1934 flow. Second operand has 11 states, 11 states have (on average 23.272727272727273) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:50,674 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:50,674 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 38 [2021-03-25 09:50:50,674 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:51,205 INFO L129 PetriNetUnfolder]: 697/1256 cut-off events. [2021-03-25 09:50:51,205 INFO L130 PetriNetUnfolder]: For 8906/8955 co-relation queries the response was YES. [2021-03-25 09:50:51,213 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6821 conditions, 1256 events. 697/1256 cut-off events. For 8906/8955 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 6975 event pairs, 70 based on Foata normal form. 36/1182 useless extension candidates. Maximal degree in co-relation 6703. Up to 790 conditions per place. [2021-03-25 09:50:51,223 INFO L132 encePairwiseOnDemand]: 27/38 looper letters, 131 selfloop transitions, 90 changer transitions 0/232 dead transitions. [2021-03-25 09:50:51,223 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 232 transitions, 3260 flow [2021-03-25 09:50:51,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:50:51,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:50:51,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 409 transitions. [2021-03-25 09:50:51,225 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7175438596491228 [2021-03-25 09:50:51,225 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 409 transitions. [2021-03-25 09:50:51,225 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 409 transitions. [2021-03-25 09:50:51,225 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:51,225 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 409 transitions. [2021-03-25 09:50:51,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 27.266666666666666) internal successors, (409), 15 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 38.0) internal successors, (608), 16 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,228 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 38.0) internal successors, (608), 16 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,228 INFO L185 Difference]: Start difference. First operand has 100 places, 155 transitions, 1934 flow. Second operand 15 states and 409 transitions. [2021-03-25 09:50:51,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 232 transitions, 3260 flow [2021-03-25 09:50:51,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 232 transitions, 3193 flow, removed 18 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:51,260 INFO L241 Difference]: Finished difference. Result has 120 places, 204 transitions, 2809 flow [2021-03-25 09:50:51,260 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=1887, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=2809, PETRI_PLACES=120, PETRI_TRANSITIONS=204} [2021-03-25 09:50:51,260 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 90 predicate places. [2021-03-25 09:50:51,260 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:51,260 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 204 transitions, 2809 flow [2021-03-25 09:50:51,260 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 204 transitions, 2809 flow [2021-03-25 09:50:51,263 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 204 transitions, 2809 flow [2021-03-25 09:50:51,337 INFO L129 PetriNetUnfolder]: 411/839 cut-off events. [2021-03-25 09:50:51,338 INFO L130 PetriNetUnfolder]: For 7089/7131 co-relation queries the response was YES. [2021-03-25 09:50:51,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4686 conditions, 839 events. 411/839 cut-off events. For 7089/7131 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 5100 event pairs, 7 based on Foata normal form. 2/776 useless extension candidates. Maximal degree in co-relation 4564. Up to 176 conditions per place. [2021-03-25 09:50:51,352 INFO L142 LiptonReduction]: Number of co-enabled transitions 780 [2021-03-25 09:50:51,476 INFO L154 LiptonReduction]: Checked pairs total: 11 [2021-03-25 09:50:51,476 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:50:51,476 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 216 [2021-03-25 09:50:51,481 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 204 transitions, 2843 flow [2021-03-25 09:50:51,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.272727272727273) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,481 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:51,481 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:51,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 09:50:51,696 INFO L428 AbstractCegarLoop]: === Iteration 16 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:51,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:51,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1506782775, now seen corresponding path program 4 times [2021-03-25 09:50:51,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:51,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979632217] [2021-03-25 09:50:51,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:51,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:51,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:51,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:51,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:51,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:51,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:51,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:51,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:51,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:51,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:51,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:51,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979632217] [2021-03-25 09:50:51,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:51,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:51,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540838116] [2021-03-25 09:50:51,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:51,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:51,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:51,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:51,719 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 41 [2021-03-25 09:50:51,719 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 204 transitions, 2843 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,719 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:51,719 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 41 [2021-03-25 09:50:51,719 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:51,910 INFO L129 PetriNetUnfolder]: 512/1018 cut-off events. [2021-03-25 09:50:51,910 INFO L130 PetriNetUnfolder]: For 9631/9803 co-relation queries the response was YES. [2021-03-25 09:50:51,918 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5910 conditions, 1018 events. 512/1018 cut-off events. For 9631/9803 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 5976 event pairs, 46 based on Foata normal form. 33/944 useless extension candidates. Maximal degree in co-relation 5787. Up to 498 conditions per place. [2021-03-25 09:50:51,924 INFO L132 encePairwiseOnDemand]: 35/41 looper letters, 139 selfloop transitions, 27 changer transitions 0/219 dead transitions. [2021-03-25 09:50:51,924 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 219 transitions, 3348 flow [2021-03-25 09:50:51,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:50:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:50:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 164 transitions. [2021-03-25 09:50:51,925 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8 [2021-03-25 09:50:51,925 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 164 transitions. [2021-03-25 09:50:51,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 164 transitions. [2021-03-25 09:50:51,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:51,925 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 164 transitions. [2021-03-25 09:50:51,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,926 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:51,926 INFO L185 Difference]: Start difference. First operand has 120 places, 204 transitions, 2843 flow. Second operand 5 states and 164 transitions. [2021-03-25 09:50:51,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 219 transitions, 3348 flow [2021-03-25 09:50:51,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 219 transitions, 3028 flow, removed 141 selfloop flow, removed 3 redundant places. [2021-03-25 09:50:51,963 INFO L241 Difference]: Finished difference. Result has 122 places, 205 transitions, 2612 flow [2021-03-25 09:50:51,963 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=2533, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2612, PETRI_PLACES=122, PETRI_TRANSITIONS=205} [2021-03-25 09:50:51,964 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 92 predicate places. [2021-03-25 09:50:51,964 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:51,964 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 205 transitions, 2612 flow [2021-03-25 09:50:51,964 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 205 transitions, 2612 flow [2021-03-25 09:50:51,965 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 205 transitions, 2612 flow [2021-03-25 09:50:52,035 INFO L129 PetriNetUnfolder]: 405/814 cut-off events. [2021-03-25 09:50:52,035 INFO L130 PetriNetUnfolder]: For 6703/6768 co-relation queries the response was YES. [2021-03-25 09:50:52,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4521 conditions, 814 events. 405/814 cut-off events. For 6703/6768 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 4840 event pairs, 7 based on Foata normal form. 7/753 useless extension candidates. Maximal degree in co-relation 4404. Up to 171 conditions per place. [2021-03-25 09:50:52,049 INFO L142 LiptonReduction]: Number of co-enabled transitions 766 [2021-03-25 09:50:52,062 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:52,062 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:52,062 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 98 [2021-03-25 09:50:52,063 INFO L480 AbstractCegarLoop]: Abstraction has has 122 places, 205 transitions, 2612 flow [2021-03-25 09:50:52,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,063 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:52,063 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:52,063 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-25 09:50:52,063 INFO L428 AbstractCegarLoop]: === Iteration 17 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:52,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:52,064 INFO L82 PathProgramCache]: Analyzing trace with hash -368060812, now seen corresponding path program 1 times [2021-03-25 09:50:52,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:52,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964059980] [2021-03-25 09:50:52,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:52,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:52,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:50:52,104 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:50:52,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:52,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964059980] [2021-03-25 09:50:52,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049587539] [2021-03-25 09:50:52,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 09:50:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:52,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:50:52,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:52,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:52,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:52,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:52,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:52,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:52,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:52,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:52,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:52,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:52,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:52,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:52,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,219 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-03-25 09:50:52,220 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-25 09:50:52,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:52,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:52,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:50:52,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:52,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:52,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:52,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:52,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:52,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:50:52,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:50:52,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:52,248 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,250 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:52,250 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-03-25 09:50:52,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:52,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:52,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:52,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:52,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:52,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 09:50:52,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017431576] [2021-03-25 09:50:52,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:50:52,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:52,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:50:52,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:50:52,283 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 41 [2021-03-25 09:50:52,283 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 205 transitions, 2612 flow. Second operand has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,283 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:52,283 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 41 [2021-03-25 09:50:52,283 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:52,568 INFO L129 PetriNetUnfolder]: 728/1335 cut-off events. [2021-03-25 09:50:52,569 INFO L130 PetriNetUnfolder]: For 11877/11925 co-relation queries the response was YES. [2021-03-25 09:50:52,578 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7890 conditions, 1335 events. 728/1335 cut-off events. For 11877/11925 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 7637 event pairs, 92 based on Foata normal form. 28/1243 useless extension candidates. Maximal degree in co-relation 7752. Up to 916 conditions per place. [2021-03-25 09:50:52,592 INFO L132 encePairwiseOnDemand]: 32/41 looper letters, 178 selfloop transitions, 56 changer transitions 1/246 dead transitions. [2021-03-25 09:50:52,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 246 transitions, 3609 flow [2021-03-25 09:50:52,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:50:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:50:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 226 transitions. [2021-03-25 09:50:52,625 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6890243902439024 [2021-03-25 09:50:52,625 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 226 transitions. [2021-03-25 09:50:52,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 226 transitions. [2021-03-25 09:50:52,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:52,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 226 transitions. [2021-03-25 09:50:52,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 28.25) internal successors, (226), 8 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 41.0) internal successors, (369), 9 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,626 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 41.0) internal successors, (369), 9 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,627 INFO L185 Difference]: Start difference. First operand has 122 places, 205 transitions, 2612 flow. Second operand 8 states and 226 transitions. [2021-03-25 09:50:52,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 246 transitions, 3609 flow [2021-03-25 09:50:52,668 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 246 transitions, 3566 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-03-25 09:50:52,678 INFO L241 Difference]: Finished difference. Result has 130 places, 223 transitions, 2984 flow [2021-03-25 09:50:52,678 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=2573, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2984, PETRI_PLACES=130, PETRI_TRANSITIONS=223} [2021-03-25 09:50:52,678 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 100 predicate places. [2021-03-25 09:50:52,678 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:52,679 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 130 places, 223 transitions, 2984 flow [2021-03-25 09:50:52,679 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 130 places, 223 transitions, 2984 flow [2021-03-25 09:50:52,680 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 223 transitions, 2984 flow [2021-03-25 09:50:52,761 INFO L129 PetriNetUnfolder]: 443/900 cut-off events. [2021-03-25 09:50:52,761 INFO L130 PetriNetUnfolder]: For 8749/8826 co-relation queries the response was YES. [2021-03-25 09:50:52,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5147 conditions, 900 events. 443/900 cut-off events. For 8749/8826 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 5519 event pairs, 7 based on Foata normal form. 12/838 useless extension candidates. Maximal degree in co-relation 5019. Up to 184 conditions per place. [2021-03-25 09:50:52,775 INFO L142 LiptonReduction]: Number of co-enabled transitions 846 [2021-03-25 09:50:52,855 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:52,856 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:50:52,856 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 178 [2021-03-25 09:50:52,856 INFO L480 AbstractCegarLoop]: Abstraction has has 130 places, 223 transitions, 2995 flow [2021-03-25 09:50:52,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:52,857 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:52,857 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:53,078 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:53,078 INFO L428 AbstractCegarLoop]: === Iteration 18 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:53,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:53,079 INFO L82 PathProgramCache]: Analyzing trace with hash -2142064301, now seen corresponding path program 5 times [2021-03-25 09:50:53,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:53,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280242123] [2021-03-25 09:50:53,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:53,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:53,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280242123] [2021-03-25 09:50:53,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:53,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:53,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173253401] [2021-03-25 09:50:53,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:53,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:53,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:53,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:53,100 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 42 [2021-03-25 09:50:53,100 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 223 transitions, 2995 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,100 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:53,100 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 42 [2021-03-25 09:50:53,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:53,292 INFO L129 PetriNetUnfolder]: 570/1135 cut-off events. [2021-03-25 09:50:53,293 INFO L130 PetriNetUnfolder]: For 12560/12795 co-relation queries the response was YES. [2021-03-25 09:50:53,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6714 conditions, 1135 events. 570/1135 cut-off events. For 12560/12795 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 6892 event pairs, 13 based on Foata normal form. 67/1075 useless extension candidates. Maximal degree in co-relation 6577. Up to 309 conditions per place. [2021-03-25 09:50:53,303 INFO L132 encePairwiseOnDemand]: 34/42 looper letters, 157 selfloop transitions, 37 changer transitions 2/253 dead transitions. [2021-03-25 09:50:53,303 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 253 transitions, 3741 flow [2021-03-25 09:50:53,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:50:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:50:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 227 transitions. [2021-03-25 09:50:53,304 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7721088435374149 [2021-03-25 09:50:53,304 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 227 transitions. [2021-03-25 09:50:53,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 227 transitions. [2021-03-25 09:50:53,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:53,305 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 227 transitions. [2021-03-25 09:50:53,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 32.42857142857143) internal successors, (227), 7 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,306 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,306 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,306 INFO L185 Difference]: Start difference. First operand has 130 places, 223 transitions, 2995 flow. Second operand 7 states and 227 transitions. [2021-03-25 09:50:53,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 253 transitions, 3741 flow [2021-03-25 09:50:53,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 253 transitions, 3574 flow, removed 65 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:53,353 INFO L241 Difference]: Finished difference. Result has 136 places, 227 transitions, 2978 flow [2021-03-25 09:50:53,353 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=2846, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=190, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2978, PETRI_PLACES=136, PETRI_TRANSITIONS=227} [2021-03-25 09:50:53,353 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 106 predicate places. [2021-03-25 09:50:53,353 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:53,354 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 227 transitions, 2978 flow [2021-03-25 09:50:53,354 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 136 places, 227 transitions, 2978 flow [2021-03-25 09:50:53,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 227 transitions, 2978 flow [2021-03-25 09:50:53,422 INFO L129 PetriNetUnfolder]: 457/931 cut-off events. [2021-03-25 09:50:53,422 INFO L130 PetriNetUnfolder]: For 9320/9372 co-relation queries the response was YES. [2021-03-25 09:50:53,427 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5410 conditions, 931 events. 457/931 cut-off events. For 9320/9372 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 5783 event pairs, 6 based on Foata normal form. 6/848 useless extension candidates. Maximal degree in co-relation 5278. Up to 187 conditions per place. [2021-03-25 09:50:53,435 INFO L142 LiptonReduction]: Number of co-enabled transitions 866 [2021-03-25 09:50:53,447 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:53,447 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:53,448 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 95 [2021-03-25 09:50:53,448 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 227 transitions, 2978 flow [2021-03-25 09:50:53,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,448 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:53,448 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:53,448 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-03-25 09:50:53,448 INFO L428 AbstractCegarLoop]: === Iteration 19 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:53,449 INFO L82 PathProgramCache]: Analyzing trace with hash -909446117, now seen corresponding path program 6 times [2021-03-25 09:50:53,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:53,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062436495] [2021-03-25 09:50:53,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:53,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:53,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062436495] [2021-03-25 09:50:53,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:53,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 09:50:53,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912591990] [2021-03-25 09:50:53,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 09:50:53,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:53,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 09:50:53,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 09:50:53,467 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 42 [2021-03-25 09:50:53,467 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 227 transitions, 2978 flow. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,467 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:53,467 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 42 [2021-03-25 09:50:53,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:53,693 INFO L129 PetriNetUnfolder]: 549/1081 cut-off events. [2021-03-25 09:50:53,693 INFO L130 PetriNetUnfolder]: For 12928/13195 co-relation queries the response was YES. [2021-03-25 09:50:53,698 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6679 conditions, 1081 events. 549/1081 cut-off events. For 12928/13195 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 6418 event pairs, 11 based on Foata normal form. 80/1041 useless extension candidates. Maximal degree in co-relation 6624. Up to 246 conditions per place. [2021-03-25 09:50:53,702 INFO L132 encePairwiseOnDemand]: 33/42 looper letters, 136 selfloop transitions, 55 changer transitions 1/249 dead transitions. [2021-03-25 09:50:53,702 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 249 transitions, 3563 flow [2021-03-25 09:50:53,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:50:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:50:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 259 transitions. [2021-03-25 09:50:53,703 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7708333333333334 [2021-03-25 09:50:53,703 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 259 transitions. [2021-03-25 09:50:53,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 259 transitions. [2021-03-25 09:50:53,703 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:53,703 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 259 transitions. [2021-03-25 09:50:53,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 32.375) internal successors, (259), 8 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,705 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 42.0) internal successors, (378), 9 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,705 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 42.0) internal successors, (378), 9 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,705 INFO L185 Difference]: Start difference. First operand has 136 places, 227 transitions, 2978 flow. Second operand 8 states and 259 transitions. [2021-03-25 09:50:53,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 249 transitions, 3563 flow [2021-03-25 09:50:53,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 249 transitions, 3531 flow, removed 16 selfloop flow, removed 0 redundant places. [2021-03-25 09:50:53,748 INFO L241 Difference]: Finished difference. Result has 142 places, 222 transitions, 2970 flow [2021-03-25 09:50:53,748 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=2868, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2970, PETRI_PLACES=142, PETRI_TRANSITIONS=222} [2021-03-25 09:50:53,748 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 112 predicate places. [2021-03-25 09:50:53,748 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:53,748 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 222 transitions, 2970 flow [2021-03-25 09:50:53,748 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 222 transitions, 2970 flow [2021-03-25 09:50:53,750 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 140 places, 222 transitions, 2970 flow [2021-03-25 09:50:53,822 INFO L129 PetriNetUnfolder]: 421/853 cut-off events. [2021-03-25 09:50:53,822 INFO L130 PetriNetUnfolder]: For 9368/9426 co-relation queries the response was YES. [2021-03-25 09:50:53,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5253 conditions, 853 events. 421/853 cut-off events. For 9368/9426 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 5179 event pairs, 6 based on Foata normal form. 6/789 useless extension candidates. Maximal degree in co-relation 5129. Up to 171 conditions per place. [2021-03-25 09:50:53,835 INFO L142 LiptonReduction]: Number of co-enabled transitions 850 [2021-03-25 09:50:53,846 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:53,846 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:53,847 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 99 [2021-03-25 09:50:53,847 INFO L480 AbstractCegarLoop]: Abstraction has has 140 places, 222 transitions, 2970 flow [2021-03-25 09:50:53,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,847 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:53,847 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:53,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-25 09:50:53,847 INFO L428 AbstractCegarLoop]: === Iteration 20 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:53,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:53,848 INFO L82 PathProgramCache]: Analyzing trace with hash -231381209, now seen corresponding path program 1 times [2021-03-25 09:50:53,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:53,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133242142] [2021-03-25 09:50:53,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:53,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:53,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:53,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:53,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,881 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 09:50:53,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133242142] [2021-03-25 09:50:53,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830782712] [2021-03-25 09:50:53,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:53,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:50:53,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:53,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:53,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:53,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:53,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:53,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:53,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:53,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:53,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:53,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:53,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:53,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:53,970 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:53,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:53,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:53,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:53,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:53,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:53,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:53,984 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 09:50:53,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:53,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:50:53,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138042144] [2021-03-25 09:50:53,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:50:53,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:53,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:50:53,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:50:53,985 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 42 [2021-03-25 09:50:53,985 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 222 transitions, 2970 flow. Second operand has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:53,985 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:53,985 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 42 [2021-03-25 09:50:53,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:54,207 INFO L129 PetriNetUnfolder]: 569/1106 cut-off events. [2021-03-25 09:50:54,207 INFO L130 PetriNetUnfolder]: For 14687/14959 co-relation queries the response was YES. [2021-03-25 09:50:54,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7124 conditions, 1106 events. 569/1106 cut-off events. For 14687/14959 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 6583 event pairs, 51 based on Foata normal form. 40/1025 useless extension candidates. Maximal degree in co-relation 6994. Up to 666 conditions per place. [2021-03-25 09:50:54,220 INFO L132 encePairwiseOnDemand]: 32/42 looper letters, 137 selfloop transitions, 43 changer transitions 0/237 dead transitions. [2021-03-25 09:50:54,220 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 237 transitions, 3535 flow [2021-03-25 09:50:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:50:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:50:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 226 transitions. [2021-03-25 09:50:54,222 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7687074829931972 [2021-03-25 09:50:54,222 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:54,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 32.285714285714285) internal successors, (226), 7 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,223 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,223 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,223 INFO L185 Difference]: Start difference. First operand has 140 places, 222 transitions, 2970 flow. Second operand 7 states and 226 transitions. [2021-03-25 09:50:54,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 237 transitions, 3535 flow [2021-03-25 09:50:54,266 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 237 transitions, 3394 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-03-25 09:50:54,270 INFO L241 Difference]: Finished difference. Result has 142 places, 231 transitions, 3090 flow [2021-03-25 09:50:54,270 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=2835, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=222, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3090, PETRI_PLACES=142, PETRI_TRANSITIONS=231} [2021-03-25 09:50:54,270 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 112 predicate places. [2021-03-25 09:50:54,271 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:54,271 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 231 transitions, 3090 flow [2021-03-25 09:50:54,271 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 231 transitions, 3090 flow [2021-03-25 09:50:54,272 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 142 places, 231 transitions, 3090 flow [2021-03-25 09:50:54,354 INFO L129 PetriNetUnfolder]: 485/966 cut-off events. [2021-03-25 09:50:54,354 INFO L130 PetriNetUnfolder]: For 12998/13123 co-relation queries the response was YES. [2021-03-25 09:50:54,361 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6005 conditions, 966 events. 485/966 cut-off events. For 12998/13123 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 5978 event pairs, 31 based on Foata normal form. 18/901 useless extension candidates. Maximal degree in co-relation 5875. Up to 254 conditions per place. [2021-03-25 09:50:54,369 INFO L142 LiptonReduction]: Number of co-enabled transitions 856 [2021-03-25 09:50:54,380 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:54,380 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:54,380 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 109 [2021-03-25 09:50:54,380 INFO L480 AbstractCegarLoop]: Abstraction has has 142 places, 231 transitions, 3090 flow [2021-03-25 09:50:54,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,381 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:54,381 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 09:50:54,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-25 09:50:54,602 INFO L428 AbstractCegarLoop]: === Iteration 21 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:54,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:54,603 INFO L82 PathProgramCache]: Analyzing trace with hash -628244953, now seen corresponding path program 2 times [2021-03-25 09:50:54,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:54,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003124808] [2021-03-25 09:50:54,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:54,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:54,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:54,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:54,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:54,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:54,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:54,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:54,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003124808] [2021-03-25 09:50:54,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:50:54,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:50:54,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084676508] [2021-03-25 09:50:54,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:50:54,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:54,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:50:54,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:50:54,636 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 42 [2021-03-25 09:50:54,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 231 transitions, 3090 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:54,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 42 [2021-03-25 09:50:54,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:54,878 INFO L129 PetriNetUnfolder]: 670/1301 cut-off events. [2021-03-25 09:50:54,878 INFO L130 PetriNetUnfolder]: For 19548/19838 co-relation queries the response was YES. [2021-03-25 09:50:54,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8545 conditions, 1301 events. 670/1301 cut-off events. For 19548/19838 co-relation queries the response was YES. Maximal size of possible extension queue 161. Compared 8009 event pairs, 58 based on Foata normal form. 54/1221 useless extension candidates. Maximal degree in co-relation 8387. Up to 636 conditions per place. [2021-03-25 09:50:54,890 INFO L132 encePairwiseOnDemand]: 32/42 looper letters, 136 selfloop transitions, 77 changer transitions 1/271 dead transitions. [2021-03-25 09:50:54,890 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 271 transitions, 4116 flow [2021-03-25 09:50:54,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:50:54,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:50:54,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 226 transitions. [2021-03-25 09:50:54,891 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7687074829931972 [2021-03-25 09:50:54,891 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:54,892 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 226 transitions. [2021-03-25 09:50:54,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 32.285714285714285) internal successors, (226), 7 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,893 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,893 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 42.0) internal successors, (336), 8 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:54,893 INFO L185 Difference]: Start difference. First operand has 142 places, 231 transitions, 3090 flow. Second operand 7 states and 226 transitions. [2021-03-25 09:50:54,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 271 transitions, 4116 flow [2021-03-25 09:50:54,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 271 transitions, 3880 flow, removed 76 selfloop flow, removed 4 redundant places. [2021-03-25 09:50:54,945 INFO L241 Difference]: Finished difference. Result has 146 places, 258 transitions, 3567 flow [2021-03-25 09:50:54,945 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=2938, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3567, PETRI_PLACES=146, PETRI_TRANSITIONS=258} [2021-03-25 09:50:54,945 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 116 predicate places. [2021-03-25 09:50:54,945 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:54,945 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 258 transitions, 3567 flow [2021-03-25 09:50:54,945 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 258 transitions, 3567 flow [2021-03-25 09:50:54,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 146 places, 258 transitions, 3567 flow [2021-03-25 09:50:55,051 INFO L129 PetriNetUnfolder]: 602/1198 cut-off events. [2021-03-25 09:50:55,051 INFO L130 PetriNetUnfolder]: For 17714/17793 co-relation queries the response was YES. [2021-03-25 09:50:55,058 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7618 conditions, 1198 events. 602/1198 cut-off events. For 17714/17793 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 7712 event pairs, 36 based on Foata normal form. 22/1107 useless extension candidates. Maximal degree in co-relation 7457. Up to 317 conditions per place. [2021-03-25 09:50:55,065 INFO L142 LiptonReduction]: Number of co-enabled transitions 904 [2021-03-25 09:50:55,078 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:55,078 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:55,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 133 [2021-03-25 09:50:55,078 INFO L480 AbstractCegarLoop]: Abstraction has has 146 places, 258 transitions, 3567 flow [2021-03-25 09:50:55,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:55,078 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:55,078 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:55,079 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-25 09:50:55,079 INFO L428 AbstractCegarLoop]: === Iteration 22 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:55,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:55,079 INFO L82 PathProgramCache]: Analyzing trace with hash 293434349, now seen corresponding path program 1 times [2021-03-25 09:50:55,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:55,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679622205] [2021-03-25 09:50:55,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:55,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:55,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:55,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:55,134 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-03-25 09:50:55,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:55,139 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:50:55,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:55,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679622205] [2021-03-25 09:50:55,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644711575] [2021-03-25 09:50:55,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:55,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:50:55,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:55,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:55,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:55,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:55,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:55,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:55,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:55,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:55,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:55,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:50:55,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:50:55,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:55,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:55,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:55,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:55,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:55,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:55,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:55,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:55,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:55,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:50:55,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:55,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:55,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:55,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:50:55,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,301 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size 30 [2021-03-25 09:50:55,301 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-03-25 09:50:55,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:55,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:50:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:50:55,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:50:55,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:55,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:50:55,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:50:55,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:50:55,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:50:55,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,319 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:50:55,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:50:55,327 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-03-25 09:50:55,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:55,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:55,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:55,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:55,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:55,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:50:55,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437565623] [2021-03-25 09:50:55,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:50:55,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:55,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:50:55,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:50:55,359 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 42 [2021-03-25 09:50:55,359 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 258 transitions, 3567 flow. Second operand has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:55,359 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:55,359 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 42 [2021-03-25 09:50:55,359 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:55,804 INFO L129 PetriNetUnfolder]: 1016/1824 cut-off events. [2021-03-25 09:50:55,804 INFO L130 PetriNetUnfolder]: For 28396/28433 co-relation queries the response was YES. [2021-03-25 09:50:55,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12755 conditions, 1824 events. 1016/1824 cut-off events. For 28396/28433 co-relation queries the response was YES. Maximal size of possible extension queue 191. Compared 10880 event pairs, 111 based on Foata normal form. 22/1692 useless extension candidates. Maximal degree in co-relation 12557. Up to 1171 conditions per place. [2021-03-25 09:50:55,826 INFO L132 encePairwiseOnDemand]: 32/42 looper letters, 223 selfloop transitions, 88 changer transitions 1/323 dead transitions. [2021-03-25 09:50:55,826 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 323 transitions, 5311 flow [2021-03-25 09:50:55,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 09:50:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 09:50:55,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 332 transitions. [2021-03-25 09:50:55,829 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6587301587301587 [2021-03-25 09:50:55,829 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 332 transitions. [2021-03-25 09:50:55,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 332 transitions. [2021-03-25 09:50:55,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:55,830 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 332 transitions. [2021-03-25 09:50:55,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 27.666666666666668) internal successors, (332), 12 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:55,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 42.0) internal successors, (546), 13 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:55,837 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 42.0) internal successors, (546), 13 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:55,837 INFO L185 Difference]: Start difference. First operand has 146 places, 258 transitions, 3567 flow. Second operand 12 states and 332 transitions. [2021-03-25 09:50:55,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 323 transitions, 5311 flow [2021-03-25 09:50:55,903 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 323 transitions, 5221 flow, removed 27 selfloop flow, removed 3 redundant places. [2021-03-25 09:50:55,909 INFO L241 Difference]: Finished difference. Result has 157 places, 295 transitions, 4424 flow [2021-03-25 09:50:55,909 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=3477, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=4424, PETRI_PLACES=157, PETRI_TRANSITIONS=295} [2021-03-25 09:50:55,909 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 127 predicate places. [2021-03-25 09:50:55,909 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:55,909 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 157 places, 295 transitions, 4424 flow [2021-03-25 09:50:55,910 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 157 places, 295 transitions, 4424 flow [2021-03-25 09:50:55,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 295 transitions, 4424 flow [2021-03-25 09:50:56,028 INFO L129 PetriNetUnfolder]: 723/1417 cut-off events. [2021-03-25 09:50:56,028 INFO L130 PetriNetUnfolder]: For 23555/23725 co-relation queries the response was YES. [2021-03-25 09:50:56,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9468 conditions, 1417 events. 723/1417 cut-off events. For 23555/23725 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 9216 event pairs, 43 based on Foata normal form. 38/1322 useless extension candidates. Maximal degree in co-relation 9280. Up to 389 conditions per place. [2021-03-25 09:50:56,045 INFO L142 LiptonReduction]: Number of co-enabled transitions 1036 [2021-03-25 09:50:56,139 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-25 09:50:56,139 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:50:56,139 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 230 [2021-03-25 09:50:56,139 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 295 transitions, 4439 flow [2021-03-25 09:50:56,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:56,140 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:56,140 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:56,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:56,342 INFO L428 AbstractCegarLoop]: === Iteration 23 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:56,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:56,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1582109326, now seen corresponding path program 2 times [2021-03-25 09:50:56,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:56,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081349192] [2021-03-25 09:50:56,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:56,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:56,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:56,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:56,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081349192] [2021-03-25 09:50:56,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880568529] [2021-03-25 09:50:56,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:56,404 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:50:56,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:56,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:50:56,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:56,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:56,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:56,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:56,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:56,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:56,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:56,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:56,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:56,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:56,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:56,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:56,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:56,476 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:56,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:56,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:56,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:56,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:50:56,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:56,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:56,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:56,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:50:56,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624485331] [2021-03-25 09:50:56,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:50:56,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:56,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:50:56,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:50:56,491 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:50:56,492 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 295 transitions, 4439 flow. Second operand has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:56,492 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:56,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:50:56,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:56,896 INFO L129 PetriNetUnfolder]: 1029/2003 cut-off events. [2021-03-25 09:50:56,897 INFO L130 PetriNetUnfolder]: For 38378/38813 co-relation queries the response was YES. [2021-03-25 09:50:56,908 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14591 conditions, 2003 events. 1029/2003 cut-off events. For 38378/38813 co-relation queries the response was YES. Maximal size of possible extension queue 224. Compared 13458 event pairs, 96 based on Foata normal form. 69/1867 useless extension candidates. Maximal degree in co-relation 14390. Up to 606 conditions per place. [2021-03-25 09:50:56,917 INFO L132 encePairwiseOnDemand]: 32/44 looper letters, 146 selfloop transitions, 159 changer transitions 0/368 dead transitions. [2021-03-25 09:50:56,918 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 368 transitions, 6400 flow [2021-03-25 09:50:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 09:50:56,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 09:50:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 390 transitions. [2021-03-25 09:50:56,919 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7386363636363636 [2021-03-25 09:50:56,919 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 390 transitions. [2021-03-25 09:50:56,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 390 transitions. [2021-03-25 09:50:56,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:56,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 390 transitions. [2021-03-25 09:50:56,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 32.5) internal successors, (390), 12 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:56,921 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 44.0) internal successors, (572), 13 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:56,921 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 44.0) internal successors, (572), 13 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:56,921 INFO L185 Difference]: Start difference. First operand has 157 places, 295 transitions, 4439 flow. Second operand 12 states and 390 transitions. [2021-03-25 09:50:56,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 368 transitions, 6400 flow [2021-03-25 09:50:56,989 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 368 transitions, 6001 flow, removed 182 selfloop flow, removed 2 redundant places. [2021-03-25 09:50:56,994 INFO L241 Difference]: Finished difference. Result has 170 places, 340 transitions, 5551 flow [2021-03-25 09:50:56,995 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=4106, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=119, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=5551, PETRI_PLACES=170, PETRI_TRANSITIONS=340} [2021-03-25 09:50:56,995 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 140 predicate places. [2021-03-25 09:50:56,995 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:56,995 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 170 places, 340 transitions, 5551 flow [2021-03-25 09:50:56,995 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 170 places, 340 transitions, 5551 flow [2021-03-25 09:50:56,998 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 170 places, 340 transitions, 5551 flow [2021-03-25 09:50:57,145 INFO L129 PetriNetUnfolder]: 932/1856 cut-off events. [2021-03-25 09:50:57,145 INFO L130 PetriNetUnfolder]: For 37769/37921 co-relation queries the response was YES. [2021-03-25 09:50:57,156 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13714 conditions, 1856 events. 932/1856 cut-off events. For 37769/37921 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 12836 event pairs, 60 based on Foata normal form. 35/1724 useless extension candidates. Maximal degree in co-relation 13515. Up to 541 conditions per place. [2021-03-25 09:50:57,170 INFO L142 LiptonReduction]: Number of co-enabled transitions 1156 [2021-03-25 09:50:57,184 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:57,184 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:57,184 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 189 [2021-03-25 09:50:57,184 INFO L480 AbstractCegarLoop]: Abstraction has has 170 places, 340 transitions, 5551 flow [2021-03-25 09:50:57,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:57,185 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:57,185 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:57,386 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 09:50:57,386 INFO L428 AbstractCegarLoop]: === Iteration 24 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:57,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:57,386 INFO L82 PathProgramCache]: Analyzing trace with hash -126347439, now seen corresponding path program 3 times [2021-03-25 09:50:57,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:57,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398868494] [2021-03-25 09:50:57,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:57,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:57,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,419 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 09:50:57,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398868494] [2021-03-25 09:50:57,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752644959] [2021-03-25 09:50:57,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:57,440 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:50:57,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:57,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:50:57,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:57,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:57,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:57,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:57,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,489 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:57,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:57,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:57,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:57,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:57,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:57,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:57,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:57,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:57,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:57,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:57,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:50:57,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910019111] [2021-03-25 09:50:57,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:50:57,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:57,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:50:57,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:50:57,523 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:50:57,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 340 transitions, 5551 flow. Second operand has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:57,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:57,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:50:57,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:57,936 INFO L129 PetriNetUnfolder]: 964/1828 cut-off events. [2021-03-25 09:50:57,936 INFO L130 PetriNetUnfolder]: For 43635/44211 co-relation queries the response was YES. [2021-03-25 09:50:57,946 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14947 conditions, 1828 events. 964/1828 cut-off events. For 43635/44211 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 11959 event pairs, 24 based on Foata normal form. 146/1834 useless extension candidates. Maximal degree in co-relation 14735. Up to 603 conditions per place. [2021-03-25 09:50:57,955 INFO L132 encePairwiseOnDemand]: 31/44 looper letters, 185 selfloop transitions, 137 changer transitions 7/392 dead transitions. [2021-03-25 09:50:57,955 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 392 transitions, 7133 flow [2021-03-25 09:50:57,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:50:57,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:50:57,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 533 transitions. [2021-03-25 09:50:57,957 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7125668449197861 [2021-03-25 09:50:57,957 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 533 transitions. [2021-03-25 09:50:57,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 533 transitions. [2021-03-25 09:50:57,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:57,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 533 transitions. [2021-03-25 09:50:57,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 31.352941176470587) internal successors, (533), 17 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:57,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 44.0) internal successors, (792), 18 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:57,959 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 44.0) internal successors, (792), 18 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:57,959 INFO L185 Difference]: Start difference. First operand has 170 places, 340 transitions, 5551 flow. Second operand 17 states and 533 transitions. [2021-03-25 09:50:57,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 392 transitions, 7133 flow [2021-03-25 09:50:58,047 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 392 transitions, 6819 flow, removed 126 selfloop flow, removed 6 redundant places. [2021-03-25 09:50:58,053 INFO L241 Difference]: Finished difference. Result has 183 places, 355 transitions, 5875 flow [2021-03-25 09:50:58,054 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=5201, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=119, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=5875, PETRI_PLACES=183, PETRI_TRANSITIONS=355} [2021-03-25 09:50:58,054 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 153 predicate places. [2021-03-25 09:50:58,054 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:58,054 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 183 places, 355 transitions, 5875 flow [2021-03-25 09:50:58,054 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 183 places, 355 transitions, 5875 flow [2021-03-25 09:50:58,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 355 transitions, 5875 flow [2021-03-25 09:50:58,142 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][354], [4#L67true, 133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), 15#L55true, 17#L37true, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), 297#(<= 0 i_3), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, 618#true, Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true]) [2021-03-25 09:50:58,142 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,142 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:50:58,142 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:58,142 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:58,145 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][351], [4#L67true, 133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), 15#L55true, 21#thread3EXITtrue, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), 26#L23true, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3)]) [2021-03-25 09:50:58,145 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 09:50:58,145 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:50:58,145 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:50:58,145 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:50:58,174 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][354], [133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 15#L55true, 17#L37true, 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), 297#(<= 0 i_3), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true]) [2021-03-25 09:50:58,174 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:58,174 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:58,174 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,174 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][54], [133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 15#L55true, 17#L37true, 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), 297#(<= 0 i_3), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true]) [2021-03-25 09:50:58,175 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][351], [133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 15#L55true, 147#(and (<= 0 i_7) (<= n_1 i_7)), 21#thread3EXITtrue, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 878#(<= n_1 i_7), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3)]) [2021-03-25 09:50:58,175 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,175 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:50:58,178 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][351], [133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 15#L55true, 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 21#thread3EXITtrue, 23#thread4EXITtrue, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 898#(and (<= 1 i_7) (<= i_3 1)), Black: 938#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), 230#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3)]) [2021-03-25 09:50:58,178 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:50:58,178 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:50:58,178 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:50:58,178 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:50:58,210 INFO L129 PetriNetUnfolder]: 864/1674 cut-off events. [2021-03-25 09:50:58,210 INFO L130 PetriNetUnfolder]: For 40398/40619 co-relation queries the response was YES. [2021-03-25 09:50:58,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13268 conditions, 1674 events. 864/1674 cut-off events. For 40398/40619 co-relation queries the response was YES. Maximal size of possible extension queue 192. Compared 11045 event pairs, 55 based on Foata normal form. 39/1596 useless extension candidates. Maximal degree in co-relation 13057. Up to 507 conditions per place. [2021-03-25 09:50:58,231 INFO L142 LiptonReduction]: Number of co-enabled transitions 1178 [2021-03-25 09:50:58,254 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:58,254 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:58,254 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 200 [2021-03-25 09:50:58,255 INFO L480 AbstractCegarLoop]: Abstraction has has 182 places, 355 transitions, 5875 flow [2021-03-25 09:50:58,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:58,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:58,255 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:58,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-25 09:50:58,460 INFO L428 AbstractCegarLoop]: === Iteration 25 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:58,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:58,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1428560294, now seen corresponding path program 1 times [2021-03-25 09:50:58,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:58,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274578252] [2021-03-25 09:50:58,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:58,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:58,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:58,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274578252] [2021-03-25 09:50:58,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016027589] [2021-03-25 09:50:58,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:50:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:58,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:50:58,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:58,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:58,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:58,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:58,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:58,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:58,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:58,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:58,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:58,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:58,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,580 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:58,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:58,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:58,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:58,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:58,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:58,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:58,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:58,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:58,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:58,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:58,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:50:58,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854493133] [2021-03-25 09:50:58,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:50:58,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:58,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:50:58,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:50:58,610 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:50:58,611 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 355 transitions, 5875 flow. Second operand has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:58,611 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:58,611 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:50:58,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:50:59,037 INFO L129 PetriNetUnfolder]: 947/1819 cut-off events. [2021-03-25 09:50:59,037 INFO L130 PetriNetUnfolder]: For 43649/44020 co-relation queries the response was YES. [2021-03-25 09:50:59,047 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14930 conditions, 1819 events. 947/1819 cut-off events. For 43649/44020 co-relation queries the response was YES. Maximal size of possible extension queue 203. Compared 11895 event pairs, 19 based on Foata normal form. 112/1779 useless extension candidates. Maximal degree in co-relation 14679. Up to 528 conditions per place. [2021-03-25 09:50:59,053 INFO L132 encePairwiseOnDemand]: 30/44 looper letters, 164 selfloop transitions, 175 changer transitions 9/411 dead transitions. [2021-03-25 09:50:59,054 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 411 transitions, 7572 flow [2021-03-25 09:50:59,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-25 09:50:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-25 09:50:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 509 transitions. [2021-03-25 09:50:59,056 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7230113636363636 [2021-03-25 09:50:59,056 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 509 transitions. [2021-03-25 09:50:59,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 509 transitions. [2021-03-25 09:50:59,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:50:59,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 509 transitions. [2021-03-25 09:50:59,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 31.8125) internal successors, (509), 16 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:59,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 44.0) internal successors, (748), 17 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:59,058 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 44.0) internal successors, (748), 17 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:59,058 INFO L185 Difference]: Start difference. First operand has 182 places, 355 transitions, 5875 flow. Second operand 16 states and 509 transitions. [2021-03-25 09:50:59,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 411 transitions, 7572 flow [2021-03-25 09:50:59,145 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 411 transitions, 7232 flow, removed 140 selfloop flow, removed 3 redundant places. [2021-03-25 09:50:59,150 INFO L241 Difference]: Finished difference. Result has 200 places, 366 transitions, 6371 flow [2021-03-25 09:50:59,150 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=5469, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=161, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=6371, PETRI_PLACES=200, PETRI_TRANSITIONS=366} [2021-03-25 09:50:59,151 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 170 predicate places. [2021-03-25 09:50:59,151 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:50:59,151 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 200 places, 366 transitions, 6371 flow [2021-03-25 09:50:59,151 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 200 places, 366 transitions, 6371 flow [2021-03-25 09:50:59,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 200 places, 366 transitions, 6371 flow [2021-03-25 09:50:59,299 INFO L129 PetriNetUnfolder]: 865/1683 cut-off events. [2021-03-25 09:50:59,300 INFO L130 PetriNetUnfolder]: For 47364/47549 co-relation queries the response was YES. [2021-03-25 09:50:59,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14107 conditions, 1683 events. 865/1683 cut-off events. For 47364/47549 co-relation queries the response was YES. Maximal size of possible extension queue 181. Compared 11115 event pairs, 40 based on Foata normal form. 46/1599 useless extension candidates. Maximal degree in co-relation 13880. Up to 458 conditions per place. [2021-03-25 09:50:59,322 INFO L142 LiptonReduction]: Number of co-enabled transitions 1240 [2021-03-25 09:50:59,341 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:50:59,341 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:50:59,341 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 190 [2021-03-25 09:50:59,341 INFO L480 AbstractCegarLoop]: Abstraction has has 200 places, 366 transitions, 6371 flow [2021-03-25 09:50:59,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:59,341 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:50:59,342 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:50:59,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-25 09:50:59,542 INFO L428 AbstractCegarLoop]: === Iteration 26 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:50:59,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:50:59,542 INFO L82 PathProgramCache]: Analyzing trace with hash 761356826, now seen corresponding path program 2 times [2021-03-25 09:50:59,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:50:59,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953189582] [2021-03-25 09:50:59,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:50:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:50:59,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:59,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:50:59,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:59,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953189582] [2021-03-25 09:50:59,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843823807] [2021-03-25 09:50:59,574 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 09:50:59,596 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:50:59,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:50:59,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:50:59,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:50:59,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:50:59,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:59,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:59,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:59,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:59,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,636 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:50:59,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:50:59,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:59,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:59,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:59,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:50:59,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:50:59,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:59,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:50:59,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:50:59,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:50:59,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:50:59,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:50:59,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:50:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:50:59,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:50:59,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:50:59,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799931753] [2021-03-25 09:50:59,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:50:59,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:50:59,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:50:59,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:50:59,678 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:50:59,678 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 366 transitions, 6371 flow. Second operand has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:50:59,679 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:50:59,679 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:50:59,679 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:00,157 INFO L129 PetriNetUnfolder]: 1009/1922 cut-off events. [2021-03-25 09:51:00,157 INFO L130 PetriNetUnfolder]: For 57834/58348 co-relation queries the response was YES. [2021-03-25 09:51:00,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17374 conditions, 1922 events. 1009/1922 cut-off events. For 57834/58348 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 12546 event pairs, 20 based on Foata normal form. 139/1904 useless extension candidates. Maximal degree in co-relation 17133. Up to 524 conditions per place. [2021-03-25 09:51:00,177 INFO L132 encePairwiseOnDemand]: 30/44 looper letters, 171 selfloop transitions, 184 changer transitions 9/427 dead transitions. [2021-03-25 09:51:00,177 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 427 transitions, 8422 flow [2021-03-25 09:51:00,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 09:51:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 09:51:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 566 transitions. [2021-03-25 09:51:00,178 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7146464646464646 [2021-03-25 09:51:00,179 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 566 transitions. [2021-03-25 09:51:00,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 566 transitions. [2021-03-25 09:51:00,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:00,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 566 transitions. [2021-03-25 09:51:00,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 31.444444444444443) internal successors, (566), 18 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:00,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 44.0) internal successors, (836), 19 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:00,181 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 44.0) internal successors, (836), 19 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:00,181 INFO L185 Difference]: Start difference. First operand has 200 places, 366 transitions, 6371 flow. Second operand 18 states and 566 transitions. [2021-03-25 09:51:00,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 427 transitions, 8422 flow [2021-03-25 09:51:00,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 211 places, 427 transitions, 7933 flow, removed 217 selfloop flow, removed 6 redundant places. [2021-03-25 09:51:00,318 INFO L241 Difference]: Finished difference. Result has 219 places, 385 transitions, 7132 flow [2021-03-25 09:51:00,318 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=6048, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=187, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=7132, PETRI_PLACES=219, PETRI_TRANSITIONS=385} [2021-03-25 09:51:00,318 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 189 predicate places. [2021-03-25 09:51:00,318 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:00,318 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 219 places, 385 transitions, 7132 flow [2021-03-25 09:51:00,318 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 219 places, 385 transitions, 7132 flow [2021-03-25 09:51:00,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 216 places, 385 transitions, 7132 flow [2021-03-25 09:51:00,488 INFO L129 PetriNetUnfolder]: 920/1769 cut-off events. [2021-03-25 09:51:00,488 INFO L130 PetriNetUnfolder]: For 54627/54862 co-relation queries the response was YES. [2021-03-25 09:51:00,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15545 conditions, 1769 events. 920/1769 cut-off events. For 54627/54862 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 11612 event pairs, 33 based on Foata normal form. 29/1677 useless extension candidates. Maximal degree in co-relation 15308. Up to 426 conditions per place. [2021-03-25 09:51:00,517 INFO L142 LiptonReduction]: Number of co-enabled transitions 1300 [2021-03-25 09:51:00,536 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:00,536 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:00,536 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 218 [2021-03-25 09:51:00,536 INFO L480 AbstractCegarLoop]: Abstraction has has 216 places, 385 transitions, 7132 flow [2021-03-25 09:51:00,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:00,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:00,537 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:00,737 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-25 09:51:00,737 INFO L428 AbstractCegarLoop]: === Iteration 27 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:00,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:00,737 INFO L82 PathProgramCache]: Analyzing trace with hash -724250364, now seen corresponding path program 1 times [2021-03-25 09:51:00,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:00,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405718301] [2021-03-25 09:51:00,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:00,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:00,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:00,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:00,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405718301] [2021-03-25 09:51:00,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777695905] [2021-03-25 09:51:00,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:00,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:51:00,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:00,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:00,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:00,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:00,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:00,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:00,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:00,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:00,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:00,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:00,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:00,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:00,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:00,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:00,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:00,851 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:51:00,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:00,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:00,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:00,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:00,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:00,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:00,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:00,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:51:00,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3223548] [2021-03-25 09:51:00,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:51:00,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:00,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:51:00,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:51:00,861 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:51:00,862 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 216 places, 385 transitions, 7132 flow. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:00,862 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:00,862 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:51:00,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:01,300 INFO L129 PetriNetUnfolder]: 1073/2014 cut-off events. [2021-03-25 09:51:01,300 INFO L130 PetriNetUnfolder]: For 64551/65263 co-relation queries the response was YES. [2021-03-25 09:51:01,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18197 conditions, 2014 events. 1073/2014 cut-off events. For 64551/65263 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 12879 event pairs, 56 based on Foata normal form. 61/1894 useless extension candidates. Maximal degree in co-relation 17945. Up to 1183 conditions per place. [2021-03-25 09:51:01,323 INFO L132 encePairwiseOnDemand]: 33/44 looper letters, 311 selfloop transitions, 49 changer transitions 0/423 dead transitions. [2021-03-25 09:51:01,323 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 423 transitions, 8669 flow [2021-03-25 09:51:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:51:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:51:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 261 transitions. [2021-03-25 09:51:01,324 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7414772727272727 [2021-03-25 09:51:01,324 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 261 transitions. [2021-03-25 09:51:01,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 261 transitions. [2021-03-25 09:51:01,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:01,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 261 transitions. [2021-03-25 09:51:01,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 32.625) internal successors, (261), 8 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 09:51:01,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 44.0) internal successors, (396), 9 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:01,325 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 44.0) internal successors, (396), 9 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:01,325 INFO L185 Difference]: Start difference. First operand has 216 places, 385 transitions, 7132 flow. Second operand 8 states and 261 transitions. [2021-03-25 09:51:01,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 423 transitions, 8669 flow [2021-03-25 09:51:01,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 423 transitions, 8167 flow, removed 122 selfloop flow, removed 11 redundant places. [2021-03-25 09:51:01,482 INFO L241 Difference]: Finished difference. Result has 214 places, 401 transitions, 7179 flow [2021-03-25 09:51:01,483 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=6687, PETRI_DIFFERENCE_MINUEND_PLACES=205, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=342, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=7179, PETRI_PLACES=214, PETRI_TRANSITIONS=401} [2021-03-25 09:51:01,483 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 184 predicate places. [2021-03-25 09:51:01,483 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:01,483 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 214 places, 401 transitions, 7179 flow [2021-03-25 09:51:01,483 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 214 places, 401 transitions, 7179 flow [2021-03-25 09:51:01,485 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 214 places, 401 transitions, 7179 flow [2021-03-25 09:51:01,565 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][72], [4#L67true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 141#(<= 0 i_7), 1037#true, 15#L55true, 21#thread3EXITtrue, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), 230#true, Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, 1130#(<= 0 i_3), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3)]) [2021-03-25 09:51:01,566 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:01,566 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:01,566 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:01,566 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:01,607 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][196], [1025#(and (<= i_3 i_7) (<= n_1 i_7)), 133#(and (<= 0 i_7) (<= 1 n_1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), 297#(<= 0 i_3), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), 230#true, Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true]) [2021-03-25 09:51:01,607 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:01,607 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][72], [133#(and (<= 0 i_7) (<= 1 n_1)), Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 1043#(<= n_1 i_7), 21#thread3EXITtrue, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 534#(and (= i_3 1) (= s_2 0) (or (= s_6 s_2) (and (< 0 n_1) (< i_3 n_1))) (or (and (< 0 n_1) (< i_3 n_1)) (and (< 0 n_1) (= t_5 s_6))) (= (select X_0 i_3) t_5)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 524#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 526#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (= (select X_0 i_3) t_5)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, Black: 47#(and (<= s_2 0) (<= 0 s_2)), 54#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 63#true, Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), Black: 65#(<= i_3 0), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 74#(<= i_3 0), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), 230#true, Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 878#(<= n_1 i_7), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3)]) [2021-03-25 09:51:01,608 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:01,608 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:01,659 INFO L129 PetriNetUnfolder]: 1005/1909 cut-off events. [2021-03-25 09:51:01,660 INFO L130 PetriNetUnfolder]: For 56941/57133 co-relation queries the response was YES. [2021-03-25 09:51:01,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16227 conditions, 1909 events. 1005/1909 cut-off events. For 56941/57133 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 12623 event pairs, 44 based on Foata normal form. 44/1812 useless extension candidates. Maximal degree in co-relation 15994. Up to 453 conditions per place. [2021-03-25 09:51:01,700 INFO L142 LiptonReduction]: Number of co-enabled transitions 1352 [2021-03-25 09:51:01,727 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:01,727 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:01,727 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 244 [2021-03-25 09:51:01,728 INFO L480 AbstractCegarLoop]: Abstraction has has 214 places, 401 transitions, 7179 flow [2021-03-25 09:51:01,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:01,728 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:01,728 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:01,928 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:01,928 INFO L428 AbstractCegarLoop]: === Iteration 28 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:01,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:01,929 INFO L82 PathProgramCache]: Analyzing trace with hash -2118680425, now seen corresponding path program 4 times [2021-03-25 09:51:01,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:01,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774208291] [2021-03-25 09:51:01,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:01,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:01,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:01,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:01,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:01,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:01,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:01,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774208291] [2021-03-25 09:51:01,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:01,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:01,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238128038] [2021-03-25 09:51:01,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:01,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:01,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:01,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:01,960 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 44 [2021-03-25 09:51:01,960 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 401 transitions, 7179 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:01,960 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:01,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 44 [2021-03-25 09:51:01,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:02,325 INFO L129 PetriNetUnfolder]: 1131/2119 cut-off events. [2021-03-25 09:51:02,325 INFO L130 PetriNetUnfolder]: For 68004/68729 co-relation queries the response was YES. [2021-03-25 09:51:02,339 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19069 conditions, 2119 events. 1131/2119 cut-off events. For 68004/68729 co-relation queries the response was YES. Maximal size of possible extension queue 237. Compared 13731 event pairs, 60 based on Foata normal form. 68/2003 useless extension candidates. Maximal degree in co-relation 18811. Up to 1138 conditions per place. [2021-03-25 09:51:02,347 INFO L132 encePairwiseOnDemand]: 30/44 looper letters, 228 selfloop transitions, 142 changer transitions 1/433 dead transitions. [2021-03-25 09:51:02,348 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 220 places, 433 transitions, 8687 flow [2021-03-25 09:51:02,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:51:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:51:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 263 transitions. [2021-03-25 09:51:02,349 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7471590909090909 [2021-03-25 09:51:02,349 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 263 transitions. [2021-03-25 09:51:02,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 263 transitions. [2021-03-25 09:51:02,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:02,349 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 263 transitions. [2021-03-25 09:51:02,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 32.875) internal successors, (263), 8 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:02,350 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 44.0) internal successors, (396), 9 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:02,350 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 44.0) internal successors, (396), 9 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:02,350 INFO L185 Difference]: Start difference. First operand has 214 places, 401 transitions, 7179 flow. Second operand 8 states and 263 transitions. [2021-03-25 09:51:02,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 220 places, 433 transitions, 8687 flow [2021-03-25 09:51:02,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 433 transitions, 8371 flow, removed 128 selfloop flow, removed 5 redundant places. [2021-03-25 09:51:02,498 INFO L241 Difference]: Finished difference. Result has 217 places, 404 transitions, 7494 flow [2021-03-25 09:51:02,498 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=6766, PETRI_DIFFERENCE_MINUEND_PLACES=208, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=391, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=132, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=7494, PETRI_PLACES=217, PETRI_TRANSITIONS=404} [2021-03-25 09:51:02,498 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 187 predicate places. [2021-03-25 09:51:02,498 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:02,499 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 217 places, 404 transitions, 7494 flow [2021-03-25 09:51:02,499 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 217 places, 404 transitions, 7494 flow [2021-03-25 09:51:02,502 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 217 places, 404 transitions, 7494 flow [2021-03-25 09:51:02,677 INFO L129 PetriNetUnfolder]: 1060/2016 cut-off events. [2021-03-25 09:51:02,677 INFO L130 PetriNetUnfolder]: For 63166/63506 co-relation queries the response was YES. [2021-03-25 09:51:02,690 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17670 conditions, 2016 events. 1060/2016 cut-off events. For 63166/63506 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 13471 event pairs, 42 based on Foata normal form. 24/1903 useless extension candidates. Maximal degree in co-relation 17434. Up to 521 conditions per place. [2021-03-25 09:51:02,703 INFO L142 LiptonReduction]: Number of co-enabled transitions 1304 [2021-03-25 09:51:02,725 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:02,725 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:02,725 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 227 [2021-03-25 09:51:02,725 INFO L480 AbstractCegarLoop]: Abstraction has has 217 places, 404 transitions, 7494 flow [2021-03-25 09:51:02,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:02,725 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:02,725 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:02,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-25 09:51:02,726 INFO L428 AbstractCegarLoop]: === Iteration 29 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:02,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:02,726 INFO L82 PathProgramCache]: Analyzing trace with hash 2018806467, now seen corresponding path program 2 times [2021-03-25 09:51:02,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:02,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823117547] [2021-03-25 09:51:02,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:02,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:02,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:02,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:02,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:02,779 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-03-25 09:51:02,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:02,804 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:02,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823117547] [2021-03-25 09:51:02,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25364292] [2021-03-25 09:51:02,816 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 09:51:02,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:51:02,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:02,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 09:51:02,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:02,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:02,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:02,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:02,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:02,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:02,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:02,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:02,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:02,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:02,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:02,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:02,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:02,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:02,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:51:02,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:02,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:02,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:51:02,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:02,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:02,950 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:51:02,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:02,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:02,952 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:51:02,958 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,959 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:02,959 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:20 [2021-03-25 09:51:02,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:02,980 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-25 09:51:02,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:02,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:02,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,983 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:02,984 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:02,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:02,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:02,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:02,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:03,007 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-25 09:51:03,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:03,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:03,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:03,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:03,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:03,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:03,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:03,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:03,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:03,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-25 09:51:03,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372699438] [2021-03-25 09:51:03,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:51:03,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:03,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:51:03,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:51:03,032 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 44 [2021-03-25 09:51:03,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 404 transitions, 7494 flow. Second operand has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:03,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:03,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 44 [2021-03-25 09:51:03,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:04,235 INFO L129 PetriNetUnfolder]: 1725/3046 cut-off events. [2021-03-25 09:51:04,235 INFO L130 PetriNetUnfolder]: For 95527/95579 co-relation queries the response was YES. [2021-03-25 09:51:04,257 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27723 conditions, 3046 events. 1725/3046 cut-off events. For 95527/95579 co-relation queries the response was YES. Maximal size of possible extension queue 317. Compared 19777 event pairs, 101 based on Foata normal form. 40/2866 useless extension candidates. Maximal degree in co-relation 27426. Up to 1880 conditions per place. [2021-03-25 09:51:04,270 INFO L132 encePairwiseOnDemand]: 27/44 looper letters, 371 selfloop transitions, 278 changer transitions 0/660 dead transitions. [2021-03-25 09:51:04,270 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 660 transitions, 13933 flow [2021-03-25 09:51:04,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 09:51:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 09:51:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 683 transitions. [2021-03-25 09:51:04,272 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6209090909090909 [2021-03-25 09:51:04,272 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 683 transitions. [2021-03-25 09:51:04,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 683 transitions. [2021-03-25 09:51:04,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:04,272 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 683 transitions. [2021-03-25 09:51:04,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 27.32) internal successors, (683), 25 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:04,274 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 44.0) internal successors, (1144), 26 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:04,275 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 44.0) internal successors, (1144), 26 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:04,275 INFO L185 Difference]: Start difference. First operand has 217 places, 404 transitions, 7494 flow. Second operand 25 states and 683 transitions. [2021-03-25 09:51:04,275 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 660 transitions, 13933 flow [2021-03-25 09:51:04,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 660 transitions, 13754 flow, removed 67 selfloop flow, removed 5 redundant places. [2021-03-25 09:51:04,588 INFO L241 Difference]: Finished difference. Result has 246 places, 537 transitions, 11041 flow [2021-03-25 09:51:04,588 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=7379, PETRI_DIFFERENCE_MINUEND_PLACES=212, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=404, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=161, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=11041, PETRI_PLACES=246, PETRI_TRANSITIONS=537} [2021-03-25 09:51:04,588 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 216 predicate places. [2021-03-25 09:51:04,588 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:04,589 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 246 places, 537 transitions, 11041 flow [2021-03-25 09:51:04,589 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 246 places, 537 transitions, 11041 flow [2021-03-25 09:51:04,593 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 246 places, 537 transitions, 11041 flow [2021-03-25 09:51:04,774 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][141], [1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 65#(<= i_3 0), Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 1202#(<= i_3 1), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true]) [2021-03-25 09:51:04,775 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:04,775 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:04,775 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:04,775 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:04,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][471], [1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 65#(<= i_3 0), Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true]) [2021-03-25 09:51:04,790 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:51:04,790 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:04,790 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:04,790 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:04,865 INFO L129 PetriNetUnfolder]: 1269/2458 cut-off events. [2021-03-25 09:51:04,866 INFO L130 PetriNetUnfolder]: For 88374/88710 co-relation queries the response was YES. [2021-03-25 09:51:04,884 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23028 conditions, 2458 events. 1269/2458 cut-off events. For 88374/88710 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 17575 event pairs, 55 based on Foata normal form. 39/2326 useless extension candidates. Maximal degree in co-relation 22728. Up to 635 conditions per place. [2021-03-25 09:51:04,905 INFO L142 LiptonReduction]: Number of co-enabled transitions 1642 [2021-03-25 09:51:05,008 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:05,008 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:51:05,008 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 420 [2021-03-25 09:51:05,008 INFO L480 AbstractCegarLoop]: Abstraction has has 246 places, 537 transitions, 11052 flow [2021-03-25 09:51:05,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:05,009 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:05,009 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:05,217 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-03-25 09:51:05,217 INFO L428 AbstractCegarLoop]: === Iteration 30 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:05,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:05,218 INFO L82 PathProgramCache]: Analyzing trace with hash 689847049, now seen corresponding path program 5 times [2021-03-25 09:51:05,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:05,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588862538] [2021-03-25 09:51:05,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:05,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,239 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 09:51:05,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588862538] [2021-03-25 09:51:05,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845755751] [2021-03-25 09:51:05,239 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:05,272 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:51:05,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:05,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:51:05,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:05,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:05,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:05,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:05,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:05,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:05,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,296 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:51:05,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:05,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:05,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:05,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:05,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:05,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:05,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:05,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:05,325 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 09:51:05,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:05,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-25 09:51:05,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950899497] [2021-03-25 09:51:05,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:51:05,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:05,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:51:05,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:51:05,326 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 45 [2021-03-25 09:51:05,326 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 537 transitions, 11052 flow. Second operand has 8 states, 8 states have (on average 28.375) internal successors, (227), 8 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:05,326 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:05,326 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 45 [2021-03-25 09:51:05,326 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:06,019 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][229], [4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 11#thread2EXITtrue, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 65#(<= i_3 0), Black: 74#(<= i_3 0), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 873#true, Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true]) [2021-03-25 09:51:06,020 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:06,020 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:06,020 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:06,020 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:06,048 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][522], [Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 11#thread2EXITtrue, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 1043#(<= n_1 i_7), 21#thread3EXITtrue, 23#thread4EXITtrue, Black: 528#(and (= s_6 s_2) (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 232#(and (<= s_2 0) (<= 0 s_2) (<= i_3 0) (<= 0 i_3)), Black: 234#(and (<= s_2 0) (<= 0 s_2) (< i_3 (+ i_7 1)) (<= i_7 i_3) (= t_4 s_6)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 47#(and (<= s_2 0) (<= 0 s_2)), 309#true, 1333#(<= n_1 i_7), 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 65#(<= i_3 0), Black: 74#(<= i_3 0), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 878#(<= n_1 i_7), Black: 313#(and (= i_3 i_7) (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 438#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= s_2 s_6) (<= i_3 1) (<= 1 i_3) (<= s_6 s_2)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true]) [2021-03-25 09:51:06,048 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:06,048 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:06,048 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:06,048 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:06,071 INFO L129 PetriNetUnfolder]: 1350/2532 cut-off events. [2021-03-25 09:51:06,072 INFO L130 PetriNetUnfolder]: For 94246/94936 co-relation queries the response was YES. [2021-03-25 09:51:06,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25016 conditions, 2532 events. 1350/2532 cut-off events. For 94246/94936 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 17296 event pairs, 28 based on Foata normal form. 165/2499 useless extension candidates. Maximal degree in co-relation 24738. Up to 790 conditions per place. [2021-03-25 09:51:06,103 INFO L132 encePairwiseOnDemand]: 29/45 looper letters, 257 selfloop transitions, 238 changer transitions 9/596 dead transitions. [2021-03-25 09:51:06,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 260 places, 596 transitions, 13532 flow [2021-03-25 09:51:06,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:51:06,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:51:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 476 transitions. [2021-03-25 09:51:06,105 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7051851851851851 [2021-03-25 09:51:06,105 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 476 transitions. [2021-03-25 09:51:06,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 476 transitions. [2021-03-25 09:51:06,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:06,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 476 transitions. [2021-03-25 09:51:06,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 31.733333333333334) internal successors, (476), 15 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:06,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 45.0) internal successors, (720), 16 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:06,107 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 45.0) internal successors, (720), 16 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:06,107 INFO L185 Difference]: Start difference. First operand has 246 places, 537 transitions, 11052 flow. Second operand 15 states and 476 transitions. [2021-03-25 09:51:06,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 260 places, 596 transitions, 13532 flow [2021-03-25 09:51:06,346 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 596 transitions, 12610 flow, removed 371 selfloop flow, removed 10 redundant places. [2021-03-25 09:51:06,356 INFO L241 Difference]: Finished difference. Result has 253 places, 544 transitions, 11014 flow [2021-03-25 09:51:06,356 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=45, PETRI_DIFFERENCE_MINUEND_FLOW=10143, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=228, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=11014, PETRI_PLACES=253, PETRI_TRANSITIONS=544} [2021-03-25 09:51:06,356 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 223 predicate places. [2021-03-25 09:51:06,356 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:06,356 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 253 places, 544 transitions, 11014 flow [2021-03-25 09:51:06,357 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 253 places, 544 transitions, 11014 flow [2021-03-25 09:51:06,361 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 253 places, 544 transitions, 11014 flow [2021-03-25 09:51:06,628 INFO L129 PetriNetUnfolder]: 1269/2420 cut-off events. [2021-03-25 09:51:06,629 INFO L130 PetriNetUnfolder]: For 91779/92068 co-relation queries the response was YES. [2021-03-25 09:51:06,647 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22920 conditions, 2420 events. 1269/2420 cut-off events. For 91779/92068 co-relation queries the response was YES. Maximal size of possible extension queue 275. Compared 16924 event pairs, 50 based on Foata normal form. 49/2294 useless extension candidates. Maximal degree in co-relation 22771. Up to 597 conditions per place. [2021-03-25 09:51:06,719 INFO L142 LiptonReduction]: Number of co-enabled transitions 1626 [2021-03-25 09:51:06,753 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:06,753 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:06,753 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 397 [2021-03-25 09:51:06,753 INFO L480 AbstractCegarLoop]: Abstraction has has 253 places, 544 transitions, 11014 flow [2021-03-25 09:51:06,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 28.375) internal successors, (227), 8 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:06,753 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:06,753 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:06,954 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:06,954 INFO L428 AbstractCegarLoop]: === Iteration 31 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:06,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:06,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1306247409, now seen corresponding path program 3 times [2021-03-25 09:51:06,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:06,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141330276] [2021-03-25 09:51:06,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:06,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:06,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:06,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:06,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:06,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:06,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:06,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:06,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:07,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:07,024 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-03-25 09:51:07,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,046 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:07,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:07,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141330276] [2021-03-25 09:51:07,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489675029] [2021-03-25 09:51:07,055 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:07,077 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:51:07,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:07,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 09:51:07,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:07,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:07,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:07,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:07,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:07,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:07,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:07,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:07,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:07,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:07,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:51:07,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:07,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:51:07,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:07,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:07,189 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:51:07,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:07,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:07,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:51:07,197 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,198 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:07,198 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:20 [2021-03-25 09:51:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:07,221 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-25 09:51:07,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:07,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,225 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:07,226 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:07,255 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-25 09:51:07,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:07,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:07,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:07,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:07,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:07,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:07,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:07,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:07,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:07,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:07,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-25 09:51:07,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736045712] [2021-03-25 09:51:07,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:51:07,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:07,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:51:07,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:51:07,279 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 45 [2021-03-25 09:51:07,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 544 transitions, 11014 flow. Second operand has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:07,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:07,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 45 [2021-03-25 09:51:07,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:08,708 INFO L129 PetriNetUnfolder]: 1934/3407 cut-off events. [2021-03-25 09:51:08,708 INFO L130 PetriNetUnfolder]: For 133942/133986 co-relation queries the response was YES. [2021-03-25 09:51:08,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33952 conditions, 3407 events. 1934/3407 cut-off events. For 133942/133986 co-relation queries the response was YES. Maximal size of possible extension queue 334. Compared 22282 event pairs, 105 based on Foata normal form. 50/3205 useless extension candidates. Maximal degree in co-relation 33792. Up to 2140 conditions per place. [2021-03-25 09:51:08,745 INFO L132 encePairwiseOnDemand]: 26/45 looper letters, 447 selfloop transitions, 292 changer transitions 9/759 dead transitions. [2021-03-25 09:51:08,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 759 transitions, 17645 flow [2021-03-25 09:51:08,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-25 09:51:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-03-25 09:51:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 796 transitions. [2021-03-25 09:51:08,747 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6099616858237548 [2021-03-25 09:51:08,747 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 796 transitions. [2021-03-25 09:51:08,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 796 transitions. [2021-03-25 09:51:08,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:08,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 796 transitions. [2021-03-25 09:51:08,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 27.448275862068964) internal successors, (796), 29 states have internal predecessors, (796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:08,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 45.0) internal successors, (1350), 30 states have internal predecessors, (1350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:08,750 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 45.0) internal successors, (1350), 30 states have internal predecessors, (1350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:08,750 INFO L185 Difference]: Start difference. First operand has 253 places, 544 transitions, 11014 flow. Second operand 29 states and 796 transitions. [2021-03-25 09:51:08,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 759 transitions, 17645 flow [2021-03-25 09:51:09,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 759 transitions, 17215 flow, removed 118 selfloop flow, removed 7 redundant places. [2021-03-25 09:51:09,050 INFO L241 Difference]: Finished difference. Result has 284 places, 639 transitions, 13899 flow [2021-03-25 09:51:09,051 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=45, PETRI_DIFFERENCE_MINUEND_FLOW=10639, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=544, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=212, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=13899, PETRI_PLACES=284, PETRI_TRANSITIONS=639} [2021-03-25 09:51:09,051 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 254 predicate places. [2021-03-25 09:51:09,051 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:09,051 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 284 places, 639 transitions, 13899 flow [2021-03-25 09:51:09,051 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 284 places, 639 transitions, 13899 flow [2021-03-25 09:51:09,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 284 places, 639 transitions, 13899 flow [2021-03-25 09:51:09,390 INFO L129 PetriNetUnfolder]: 1462/2796 cut-off events. [2021-03-25 09:51:09,390 INFO L130 PetriNetUnfolder]: For 125982/126227 co-relation queries the response was YES. [2021-03-25 09:51:09,414 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28400 conditions, 2796 events. 1462/2796 cut-off events. For 125982/126227 co-relation queries the response was YES. Maximal size of possible extension queue 301. Compared 19702 event pairs, 65 based on Foata normal form. 49/2628 useless extension candidates. Maximal degree in co-relation 28259. Up to 742 conditions per place. [2021-03-25 09:51:09,438 INFO L142 LiptonReduction]: Number of co-enabled transitions 1896 [2021-03-25 09:51:09,604 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:09,604 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:51:09,604 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 553 [2021-03-25 09:51:09,604 INFO L480 AbstractCegarLoop]: Abstraction has has 284 places, 639 transitions, 13933 flow [2021-03-25 09:51:09,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:09,605 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:09,605 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:09,805 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-03-25 09:51:09,806 INFO L428 AbstractCegarLoop]: === Iteration 32 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:09,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:09,806 INFO L82 PathProgramCache]: Analyzing trace with hash 917479420, now seen corresponding path program 1 times [2021-03-25 09:51:09,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:09,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731433943] [2021-03-25 09:51:09,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:09,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:09,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:09,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:09,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:09,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:09,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:09,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:09,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731433943] [2021-03-25 09:51:09,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:09,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:09,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933158109] [2021-03-25 09:51:09,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:09,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:09,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:09,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:09,838 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 48 [2021-03-25 09:51:09,838 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 639 transitions, 13933 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:09,838 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:09,838 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 48 [2021-03-25 09:51:09,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:10,470 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][354], [1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 10#L22true, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 65#(<= i_3 0), Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), 455#(and (<= 1 n_1) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3)]) [2021-03-25 09:51:10,470 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:10,470 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:51:10,470 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:10,470 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:10,554 INFO L129 PetriNetUnfolder]: 1625/3052 cut-off events. [2021-03-25 09:51:10,554 INFO L130 PetriNetUnfolder]: For 148425/149318 co-relation queries the response was YES. [2021-03-25 09:51:10,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32693 conditions, 3052 events. 1625/3052 cut-off events. For 148425/149318 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 21150 event pairs, 83 based on Foata normal form. 93/2881 useless extension candidates. Maximal degree in co-relation 32468. Up to 1657 conditions per place. [2021-03-25 09:51:10,596 INFO L132 encePairwiseOnDemand]: 34/48 looper letters, 410 selfloop transitions, 144 changer transitions 0/669 dead transitions. [2021-03-25 09:51:10,596 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 290 places, 669 transitions, 16051 flow [2021-03-25 09:51:10,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:51:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:51:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 231 transitions. [2021-03-25 09:51:10,597 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6875 [2021-03-25 09:51:10,597 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 231 transitions. [2021-03-25 09:51:10,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 231 transitions. [2021-03-25 09:51:10,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:10,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 231 transitions. [2021-03-25 09:51:10,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:10,598 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 48.0) internal successors, (384), 8 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:10,598 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 48.0) internal successors, (384), 8 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:10,598 INFO L185 Difference]: Start difference. First operand has 284 places, 639 transitions, 13933 flow. Second operand 7 states and 231 transitions. [2021-03-25 09:51:10,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 290 places, 669 transitions, 16051 flow [2021-03-25 09:51:11,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 669 transitions, 14701 flow, removed 576 selfloop flow, removed 11 redundant places. [2021-03-25 09:51:11,010 INFO L241 Difference]: Finished difference. Result has 281 places, 650 transitions, 13484 flow [2021-03-25 09:51:11,010 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=12603, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=637, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=133, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=13484, PETRI_PLACES=281, PETRI_TRANSITIONS=650} [2021-03-25 09:51:11,010 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 251 predicate places. [2021-03-25 09:51:11,010 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:11,010 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 281 places, 650 transitions, 13484 flow [2021-03-25 09:51:11,011 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 281 places, 650 transitions, 13484 flow [2021-03-25 09:51:11,015 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 281 places, 650 transitions, 13484 flow [2021-03-25 09:51:11,366 INFO L129 PetriNetUnfolder]: 1557/2981 cut-off events. [2021-03-25 09:51:11,366 INFO L130 PetriNetUnfolder]: For 133634/133957 co-relation queries the response was YES. [2021-03-25 09:51:11,394 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29768 conditions, 2981 events. 1557/2981 cut-off events. For 133634/133957 co-relation queries the response was YES. Maximal size of possible extension queue 329. Compared 21469 event pairs, 69 based on Foata normal form. 48/2778 useless extension candidates. Maximal degree in co-relation 29439. Up to 815 conditions per place. [2021-03-25 09:51:11,479 INFO L142 LiptonReduction]: Number of co-enabled transitions 1920 [2021-03-25 09:51:11,534 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:11,534 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:11,535 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 525 [2021-03-25 09:51:11,535 INFO L480 AbstractCegarLoop]: Abstraction has has 281 places, 650 transitions, 13484 flow [2021-03-25 09:51:11,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:11,535 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:11,535 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:11,535 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-03-25 09:51:11,535 INFO L428 AbstractCegarLoop]: === Iteration 33 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:11,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:11,535 INFO L82 PathProgramCache]: Analyzing trace with hash 257207143, now seen corresponding path program 1 times [2021-03-25 09:51:11,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:11,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558087344] [2021-03-25 09:51:11,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:11,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:11,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:11,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,596 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:11,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:11,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558087344] [2021-03-25 09:51:11,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216572202] [2021-03-25 09:51:11,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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) [2021-03-25 09:51:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:11,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:11,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:11,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:11,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:11,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:11,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:11,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:11,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:11,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:11,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:11,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:11,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,739 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-03-25 09:51:11,740 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-25 09:51:11,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:11,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:11,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:11,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:11,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:11,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:11,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:51:11,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:51:11,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,752 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:11,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:11,759 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-03-25 09:51:11,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:11,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:11,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:11,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:11,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:51:11,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30380568] [2021-03-25 09:51:11,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:51:11,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:11,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:51:11,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:51:11,785 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 48 [2021-03-25 09:51:11,785 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 281 places, 650 transitions, 13484 flow. Second operand has 10 states, 10 states have (on average 23.3) internal successors, (233), 10 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:11,786 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:11,786 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 48 [2021-03-25 09:51:11,786 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:12,752 INFO L129 PetriNetUnfolder]: 2098/3711 cut-off events. [2021-03-25 09:51:12,753 INFO L130 PetriNetUnfolder]: For 163282/163322 co-relation queries the response was YES. [2021-03-25 09:51:12,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38783 conditions, 3711 events. 2098/3711 cut-off events. For 163282/163322 co-relation queries the response was YES. Maximal size of possible extension queue 361. Compared 24723 event pairs, 188 based on Foata normal form. 20/3444 useless extension candidates. Maximal degree in co-relation 38629. Up to 2769 conditions per place. [2021-03-25 09:51:12,799 INFO L132 encePairwiseOnDemand]: 30/48 looper letters, 601 selfloop transitions, 99 changer transitions 0/711 dead transitions. [2021-03-25 09:51:12,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 293 places, 711 transitions, 16381 flow [2021-03-25 09:51:12,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:51:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:51:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 357 transitions. [2021-03-25 09:51:12,800 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5721153846153846 [2021-03-25 09:51:12,801 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 357 transitions. [2021-03-25 09:51:12,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 357 transitions. [2021-03-25 09:51:12,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:12,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 357 transitions. [2021-03-25 09:51:12,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 27.46153846153846) internal successors, (357), 13 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:12,802 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 48.0) internal successors, (672), 14 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:12,802 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 48.0) internal successors, (672), 14 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:12,802 INFO L185 Difference]: Start difference. First operand has 281 places, 650 transitions, 13484 flow. Second operand 13 states and 357 transitions. [2021-03-25 09:51:12,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 293 places, 711 transitions, 16381 flow [2021-03-25 09:51:13,332 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 711 transitions, 16150 flow, removed 50 selfloop flow, removed 5 redundant places. [2021-03-25 09:51:13,343 INFO L241 Difference]: Finished difference. Result has 291 places, 667 transitions, 13921 flow [2021-03-25 09:51:13,343 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=13268, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=650, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=84, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=13921, PETRI_PLACES=291, PETRI_TRANSITIONS=667} [2021-03-25 09:51:13,343 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 261 predicate places. [2021-03-25 09:51:13,344 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:13,344 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 291 places, 667 transitions, 13921 flow [2021-03-25 09:51:13,344 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 291 places, 667 transitions, 13921 flow [2021-03-25 09:51:13,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 291 places, 667 transitions, 13921 flow [2021-03-25 09:51:13,650 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][494], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:13,650 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:13,650 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:13,650 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:13,650 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:13,653 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][297], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:13,653 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:51:13,653 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:13,653 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:13,653 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:51:13,776 INFO L129 PetriNetUnfolder]: 1598/3070 cut-off events. [2021-03-25 09:51:13,776 INFO L130 PetriNetUnfolder]: For 142016/142355 co-relation queries the response was YES. [2021-03-25 09:51:13,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31165 conditions, 3070 events. 1598/3070 cut-off events. For 142016/142355 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 22406 event pairs, 76 based on Foata normal form. 55/2862 useless extension candidates. Maximal degree in co-relation 30898. Up to 860 conditions per place. [2021-03-25 09:51:13,843 INFO L142 LiptonReduction]: Number of co-enabled transitions 1996 [2021-03-25 09:51:14,001 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:51:14,002 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:51:14,002 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 658 [2021-03-25 09:51:14,003 INFO L480 AbstractCegarLoop]: Abstraction has has 291 places, 667 transitions, 13927 flow [2021-03-25 09:51:14,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.3) internal successors, (233), 10 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:14,003 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:14,003 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:14,203 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-03-25 09:51:14,203 INFO L428 AbstractCegarLoop]: === Iteration 34 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:14,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:14,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1601615509, now seen corresponding path program 2 times [2021-03-25 09:51:14,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:14,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619006672] [2021-03-25 09:51:14,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:14,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:14,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:14,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:14,257 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:14,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:14,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619006672] [2021-03-25 09:51:14,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599471966] [2021-03-25 09:51:14,264 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:14,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:51:14,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:14,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:14,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:14,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:14,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:14,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:14,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:14,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:14,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:14,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:14,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 09:51:14,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:14,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:51:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:14,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:14,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:14,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:14,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:51:14,412 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 18 [2021-03-25 09:51:14,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,414 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:14,415 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:14,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:14,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:14,418 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:51:14,430 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,432 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:51:14,432 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:51:14,437 INFO L147 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size 25 [2021-03-25 09:51:14,437 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:14,437 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:30, output treesize:32 [2021-03-25 09:51:14,437 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-03-25 09:51:14,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:14,478 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-25 09:51:14,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:14,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:14,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,485 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:51:14,486 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:14,488 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:51:14,489 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:14,490 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size [2021-03-25 09:51:14,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:14,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:14,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:14,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:14,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:51:14,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725482454] [2021-03-25 09:51:14,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:51:14,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:14,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:51:14,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:51:14,518 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 49 [2021-03-25 09:51:14,519 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 667 transitions, 13927 flow. Second operand has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:14,519 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:14,519 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 49 [2021-03-25 09:51:14,519 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:15,982 INFO L129 PetriNetUnfolder]: 2499/4349 cut-off events. [2021-03-25 09:51:15,982 INFO L130 PetriNetUnfolder]: For 206106/206154 co-relation queries the response was YES. [2021-03-25 09:51:16,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47793 conditions, 4349 events. 2499/4349 cut-off events. For 206106/206154 co-relation queries the response was YES. Maximal size of possible extension queue 432. Compared 29466 event pairs, 171 based on Foata normal form. 23/4070 useless extension candidates. Maximal degree in co-relation 47487. Up to 2661 conditions per place. [2021-03-25 09:51:16,043 INFO L132 encePairwiseOnDemand]: 29/49 looper letters, 663 selfloop transitions, 200 changer transitions 0/874 dead transitions. [2021-03-25 09:51:16,043 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 874 transitions, 20776 flow [2021-03-25 09:51:16,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-25 09:51:16,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-25 09:51:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 530 transitions. [2021-03-25 09:51:16,045 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.569280343716434 [2021-03-25 09:51:16,045 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 530 transitions. [2021-03-25 09:51:16,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 530 transitions. [2021-03-25 09:51:16,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:16,045 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 530 transitions. [2021-03-25 09:51:16,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 27.894736842105264) internal successors, (530), 19 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:16,047 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 49.0) internal successors, (980), 20 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:16,047 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 49.0) internal successors, (980), 20 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:16,047 INFO L185 Difference]: Start difference. First operand has 291 places, 667 transitions, 13927 flow. Second operand 19 states and 530 transitions. [2021-03-25 09:51:16,047 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 874 transitions, 20776 flow [2021-03-25 09:51:16,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 874 transitions, 20551 flow, removed 53 selfloop flow, removed 8 redundant places. [2021-03-25 09:51:16,657 INFO L241 Difference]: Finished difference. Result has 305 places, 704 transitions, 15294 flow [2021-03-25 09:51:16,657 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=49, PETRI_DIFFERENCE_MINUEND_FLOW=13720, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=667, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=15294, PETRI_PLACES=305, PETRI_TRANSITIONS=704} [2021-03-25 09:51:16,658 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 275 predicate places. [2021-03-25 09:51:16,658 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:16,658 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 305 places, 704 transitions, 15294 flow [2021-03-25 09:51:16,658 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 305 places, 704 transitions, 15294 flow [2021-03-25 09:51:16,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 305 places, 704 transitions, 15294 flow [2021-03-25 09:51:16,965 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][522], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:16,965 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:16,965 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:16,965 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:16,965 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:17,007 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][315], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 557#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:17,007 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:51:17,007 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:17,007 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:17,007 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:17,062 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][189], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 10#L22true, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 557#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:17,062 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:17,062 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:17,062 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:17,062 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:17,150 INFO L129 PetriNetUnfolder]: 1905/3624 cut-off events. [2021-03-25 09:51:17,151 INFO L130 PetriNetUnfolder]: For 188533/189322 co-relation queries the response was YES. [2021-03-25 09:51:17,186 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39243 conditions, 3624 events. 1905/3624 cut-off events. For 188533/189322 co-relation queries the response was YES. Maximal size of possible extension queue 412. Compared 27110 event pairs, 84 based on Foata normal form. 76/3405 useless extension candidates. Maximal degree in co-relation 38891. Up to 1026 conditions per place. [2021-03-25 09:51:17,226 INFO L142 LiptonReduction]: Number of co-enabled transitions 2334 [2021-03-25 09:51:17,374 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:17,375 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:17,375 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 717 [2021-03-25 09:51:17,375 INFO L480 AbstractCegarLoop]: Abstraction has has 305 places, 704 transitions, 15294 flow [2021-03-25 09:51:17,375 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:17,375 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:17,375 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:17,575 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-03-25 09:51:17,576 INFO L428 AbstractCegarLoop]: === Iteration 35 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:17,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:17,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1882488289, now seen corresponding path program 1 times [2021-03-25 09:51:17,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:17,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17719103] [2021-03-25 09:51:17,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:17,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:17,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:17,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:17,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:17,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:17,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:17,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:17,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:17,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17719103] [2021-03-25 09:51:17,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:17,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:17,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818380338] [2021-03-25 09:51:17,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:17,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:17,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:17,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:17,598 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 49 [2021-03-25 09:51:17,598 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 704 transitions, 15294 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:17,598 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:17,598 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 49 [2021-03-25 09:51:17,598 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:18,265 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][397], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:18,265 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][25], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 803#(<= i_3 (+ i_7 1)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:18,265 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,265 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][499], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:18,385 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][25], [1536#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 1043#(<= n_1 i_7), 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 1333#(<= n_1 i_7), 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1606#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1611#true, Black: 74#(<= i_3 0), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 878#(<= n_1 i_7), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:18,385 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:18,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:18,471 INFO L129 PetriNetUnfolder]: 1971/3725 cut-off events. [2021-03-25 09:51:18,471 INFO L130 PetriNetUnfolder]: For 188779/189799 co-relation queries the response was YES. [2021-03-25 09:51:18,506 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41072 conditions, 3725 events. 1971/3725 cut-off events. For 188779/189799 co-relation queries the response was YES. Maximal size of possible extension queue 409. Compared 27156 event pairs, 37 based on Foata normal form. 172/3557 useless extension candidates. Maximal degree in co-relation 40768. Up to 1057 conditions per place. [2021-03-25 09:51:18,524 INFO L132 encePairwiseOnDemand]: 35/49 looper letters, 448 selfloop transitions, 161 changer transitions 1/743 dead transitions. [2021-03-25 09:51:18,525 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 743 transitions, 17504 flow [2021-03-25 09:51:18,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:51:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:51:18,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 265 transitions. [2021-03-25 09:51:18,526 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6760204081632653 [2021-03-25 09:51:18,526 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 265 transitions. [2021-03-25 09:51:18,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 265 transitions. [2021-03-25 09:51:18,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:18,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 265 transitions. [2021-03-25 09:51:18,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 33.125) internal successors, (265), 8 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 09:51:18,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 49.0) internal successors, (441), 9 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:18,527 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 49.0) internal successors, (441), 9 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:18,527 INFO L185 Difference]: Start difference. First operand has 305 places, 704 transitions, 15294 flow. Second operand 8 states and 265 transitions. [2021-03-25 09:51:18,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 743 transitions, 17504 flow [2021-03-25 09:51:19,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 743 transitions, 16787 flow, removed 297 selfloop flow, removed 10 redundant places. [2021-03-25 09:51:19,222 INFO L241 Difference]: Finished difference. Result has 303 places, 702 transitions, 15041 flow [2021-03-25 09:51:19,223 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=49, PETRI_DIFFERENCE_MINUEND_FLOW=14390, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=695, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=156, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=15041, PETRI_PLACES=303, PETRI_TRANSITIONS=702} [2021-03-25 09:51:19,223 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 273 predicate places. [2021-03-25 09:51:19,223 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:19,223 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 303 places, 702 transitions, 15041 flow [2021-03-25 09:51:19,223 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 303 places, 702 transitions, 15041 flow [2021-03-25 09:51:19,230 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 303 places, 702 transitions, 15041 flow [2021-03-25 09:51:19,591 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][517], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,591 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,592 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,618 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][550], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,618 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:51:19,618 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:19,618 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:19,618 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:19,667 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][194], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 10#L22true, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,667 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:19,668 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,668 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,668 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([87] L22-->thread2EXIT: Formula: (not (< v_i_3_32 v_n_1_23)) InVars {i_3=v_i_3_32, n_1=v_n_1_23} OutVars{i_3=v_i_3_32, n_1=v_n_1_23} AuxVars[] AssignedVars[][72], [1536#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 11#thread2EXITtrue, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 1043#(<= n_1 i_7), 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 1333#(<= n_1 i_7), 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 878#(<= n_1 i_7), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,675 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([86] L22-->L23: Formula: (and (= v_t_4_3 (select v_X_0_8 v_i_3_28)) (< v_i_3_29 v_n_1_21) (= (+ v_i_3_29 1) v_i_3_28)) InVars {X_0=v_X_0_8, n_1=v_n_1_21, i_3=v_i_3_29} OutVars{X_0=v_X_0_8, n_1=v_n_1_21, i_3=v_i_3_28, t_4=v_t_4_3} AuxVars[] AssignedVars[i_3, t_4][162], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,675 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,675 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][550], [1536#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 1043#(<= n_1 i_7), 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 1333#(<= n_1 i_7), 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= i_3 0), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 878#(<= n_1 i_7), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,676 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][194], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 74#(<= 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i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:19,676 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,676 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:19,754 INFO L129 PetriNetUnfolder]: 1880/3596 cut-off events. [2021-03-25 09:51:19,754 INFO L130 PetriNetUnfolder]: For 181479/182274 co-relation queries the response was YES. [2021-03-25 09:51:19,786 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38160 conditions, 3596 events. 1880/3596 cut-off events. For 181479/182274 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 26768 event pairs, 77 based on Foata normal form. 61/3364 useless extension candidates. Maximal degree in co-relation 37835. Up to 1000 conditions per place. [2021-03-25 09:51:19,818 INFO L142 LiptonReduction]: Number of co-enabled transitions 2362 [2021-03-25 09:51:19,966 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:19,966 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:51:19,966 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 743 [2021-03-25 09:51:19,966 INFO L480 AbstractCegarLoop]: Abstraction has has 303 places, 702 transitions, 15050 flow [2021-03-25 09:51:19,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:19,966 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:19,966 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:19,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-03-25 09:51:19,967 INFO L428 AbstractCegarLoop]: === Iteration 36 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:19,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:19,967 INFO L82 PathProgramCache]: Analyzing trace with hash -242672479, now seen corresponding path program 4 times [2021-03-25 09:51:19,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:19,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759789626] [2021-03-25 09:51:19,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:19,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:19,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:19,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:19,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:19,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,006 INFO L142 QuantifierPusher]: treesize reduction 36, result has 41.0 percent of original size [2021-03-25 09:51:20,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:20,031 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:20,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:20,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759789626] [2021-03-25 09:51:20,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879441354] [2021-03-25 09:51:20,043 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:20,063 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:51:20,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:20,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:20,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:20,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:20,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:20,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:20,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:20,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:20,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:20,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:20,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,124 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-03-25 09:51:20,124 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-25 09:51:20,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:20,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:20,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:20,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:20,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:20,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:20,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:20,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:20,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:51:20,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:51:20,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:20,143 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:20,145 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-03-25 09:51:20,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:20,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:20,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:20,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:20,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:20,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-03-25 09:51:20,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693673220] [2021-03-25 09:51:20,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:51:20,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:20,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:51:20,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:51:20,188 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 50 [2021-03-25 09:51:20,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 702 transitions, 15050 flow. Second operand has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:20,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:20,188 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 50 [2021-03-25 09:51:20,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:21,584 INFO L129 PetriNetUnfolder]: 2596/4557 cut-off events. [2021-03-25 09:51:21,584 INFO L130 PetriNetUnfolder]: For 228993/229030 co-relation queries the response was YES. [2021-03-25 09:51:21,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51117 conditions, 4557 events. 2596/4557 cut-off events. For 228993/229030 co-relation queries the response was YES. Maximal size of possible extension queue 442. Compared 31250 event pairs, 234 based on Foata normal form. 13/4244 useless extension candidates. Maximal degree in co-relation 50936. Up to 3107 conditions per place. [2021-03-25 09:51:21,649 INFO L132 encePairwiseOnDemand]: 42/50 looper letters, 645 selfloop transitions, 145 changer transitions 0/801 dead transitions. [2021-03-25 09:51:21,649 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 801 transitions, 19595 flow [2021-03-25 09:51:21,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:51:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:51:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 371 transitions. [2021-03-25 09:51:21,651 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5707692307692308 [2021-03-25 09:51:21,651 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 371 transitions. [2021-03-25 09:51:21,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 371 transitions. [2021-03-25 09:51:21,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:21,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 371 transitions. [2021-03-25 09:51:21,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 28.53846153846154) internal successors, (371), 13 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:21,652 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:21,653 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:21,653 INFO L185 Difference]: Start difference. First operand has 303 places, 702 transitions, 15050 flow. Second operand 13 states and 371 transitions. [2021-03-25 09:51:21,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 801 transitions, 19595 flow [2021-03-25 09:51:22,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 801 transitions, 19343 flow, removed 86 selfloop flow, removed 4 redundant places. [2021-03-25 09:51:22,483 INFO L241 Difference]: Finished difference. Result has 319 places, 752 transitions, 16793 flow [2021-03-25 09:51:22,484 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=14834, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=702, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=103, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=577, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=16793, PETRI_PLACES=319, PETRI_TRANSITIONS=752} [2021-03-25 09:51:22,484 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 289 predicate places. [2021-03-25 09:51:22,484 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:22,484 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 319 places, 752 transitions, 16793 flow [2021-03-25 09:51:22,484 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 319 places, 752 transitions, 16793 flow [2021-03-25 09:51:22,491 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 319 places, 752 transitions, 16793 flow [2021-03-25 09:51:23,141 INFO L129 PetriNetUnfolder]: 2015/3862 cut-off events. [2021-03-25 09:51:23,141 INFO L130 PetriNetUnfolder]: For 203417/204080 co-relation queries the response was YES. [2021-03-25 09:51:23,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41694 conditions, 3862 events. 2015/3862 cut-off events. For 203417/204080 co-relation queries the response was YES. Maximal size of possible extension queue 425. Compared 29084 event pairs, 97 based on Foata normal form. 71/3602 useless extension candidates. Maximal degree in co-relation 41523. Up to 1116 conditions per place. [2021-03-25 09:51:23,220 INFO L142 LiptonReduction]: Number of co-enabled transitions 2486 [2021-03-25 09:51:23,282 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:23,283 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:23,283 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 799 [2021-03-25 09:51:23,283 INFO L480 AbstractCegarLoop]: Abstraction has has 319 places, 752 transitions, 16793 flow [2021-03-25 09:51:23,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:23,283 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:23,283 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:23,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-03-25 09:51:23,484 INFO L428 AbstractCegarLoop]: === Iteration 37 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:23,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:23,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1462908739, now seen corresponding path program 5 times [2021-03-25 09:51:23,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:23,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845785923] [2021-03-25 09:51:23,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:23,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:23,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:23,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:23,532 INFO L142 QuantifierPusher]: treesize reduction 36, result has 41.0 percent of original size [2021-03-25 09:51:23,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:23,551 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-03-25 09:51:23,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:23,555 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:23,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,562 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 09:51:23,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845785923] [2021-03-25 09:51:23,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139055182] [2021-03-25 09:51:23,562 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 09:51:23,581 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:51:23,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:23,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:23,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:23,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:23,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:23,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:51:23,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:23,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:23,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:23,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:51:23,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:23,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:23,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:23,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:23,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:23,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:23,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:23,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:51:23,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:51:23,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:51:23,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,639 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:23,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:23,647 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:23,647 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-03-25 09:51:23,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:23,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:23,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:23,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:23,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:23,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:23,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:23,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:51:23,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899555106] [2021-03-25 09:51:23,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:51:23,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:23,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:51:23,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:51:23,690 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 50 [2021-03-25 09:51:23,690 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 752 transitions, 16793 flow. Second operand has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:23,690 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:23,690 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 50 [2021-03-25 09:51:23,691 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:25,045 INFO L129 PetriNetUnfolder]: 2704/4759 cut-off events. [2021-03-25 09:51:25,045 INFO L130 PetriNetUnfolder]: For 246229/246275 co-relation queries the response was YES. [2021-03-25 09:51:25,086 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54035 conditions, 4759 events. 2704/4759 cut-off events. For 246229/246275 co-relation queries the response was YES. Maximal size of possible extension queue 457. Compared 33005 event pairs, 248 based on Foata normal form. 16/4421 useless extension candidates. Maximal degree in co-relation 53857. Up to 3304 conditions per place. [2021-03-25 09:51:25,108 INFO L132 encePairwiseOnDemand]: 42/50 looper letters, 683 selfloop transitions, 133 changer transitions 0/827 dead transitions. [2021-03-25 09:51:25,108 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 827 transitions, 20741 flow [2021-03-25 09:51:25,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:51:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:51:25,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 364 transitions. [2021-03-25 09:51:25,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.56 [2021-03-25 09:51:25,109 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 364 transitions. [2021-03-25 09:51:25,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 364 transitions. [2021-03-25 09:51:25,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:25,110 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 364 transitions. [2021-03-25 09:51:25,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 28.0) internal successors, (364), 13 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:25,111 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:25,111 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:25,111 INFO L185 Difference]: Start difference. First operand has 319 places, 752 transitions, 16793 flow. Second operand 13 states and 364 transitions. [2021-03-25 09:51:25,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 827 transitions, 20741 flow [2021-03-25 09:51:25,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 827 transitions, 19964 flow, removed 334 selfloop flow, removed 3 redundant places. [2021-03-25 09:51:26,006 INFO L241 Difference]: Finished difference. Result has 332 places, 789 transitions, 17568 flow [2021-03-25 09:51:26,007 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=16019, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=752, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=103, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=635, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=17568, PETRI_PLACES=332, PETRI_TRANSITIONS=789} [2021-03-25 09:51:26,007 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 302 predicate places. [2021-03-25 09:51:26,007 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:26,007 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 332 places, 789 transitions, 17568 flow [2021-03-25 09:51:26,007 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 332 places, 789 transitions, 17568 flow [2021-03-25 09:51:26,013 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 332 places, 789 transitions, 17568 flow [2021-03-25 09:51:26,139 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][621], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 17#L37true, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), 297#(<= 0 i_3), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:26,140 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:26,140 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:26,140 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:26,140 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:26,247 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][497], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:26,248 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 09:51:26,248 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:26,248 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:26,248 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:26,572 INFO L129 PetriNetUnfolder]: 2024/3913 cut-off events. [2021-03-25 09:51:26,572 INFO L130 PetriNetUnfolder]: For 212110/212749 co-relation queries the response was YES. [2021-03-25 09:51:26,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42812 conditions, 3913 events. 2024/3913 cut-off events. For 212110/212749 co-relation queries the response was YES. Maximal size of possible extension queue 441. Compared 30263 event pairs, 113 based on Foata normal form. 82/3663 useless extension candidates. Maximal degree in co-relation 42650. Up to 1161 conditions per place. [2021-03-25 09:51:26,649 INFO L142 LiptonReduction]: Number of co-enabled transitions 2568 [2021-03-25 09:51:26,888 INFO L154 LiptonReduction]: Checked pairs total: 5 [2021-03-25 09:51:26,888 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:51:26,888 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 881 [2021-03-25 09:51:26,889 INFO L480 AbstractCegarLoop]: Abstraction has has 332 places, 789 transitions, 17635 flow [2021-03-25 09:51:26,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:26,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:26,889 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:27,091 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-03-25 09:51:27,092 INFO L428 AbstractCegarLoop]: === Iteration 38 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:27,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:27,092 INFO L82 PathProgramCache]: Analyzing trace with hash 656889043, now seen corresponding path program 3 times [2021-03-25 09:51:27,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:27,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699590855] [2021-03-25 09:51:27,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:27,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,134 INFO L142 QuantifierPusher]: treesize reduction 37, result has 51.9 percent of original size [2021-03-25 09:51:27,135 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size 33 [2021-03-25 09:51:27,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:27,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:27,176 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:27,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:27,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699590855] [2021-03-25 09:51:27,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758064812] [2021-03-25 09:51:27,187 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:27,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:51:27,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:27,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 09:51:27,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:27,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:27,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:27,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:27,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:27,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:27,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:27,258 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size 28 [2021-03-25 09:51:27,259 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 09:51:27,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:27,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:27,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:27,276 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-25 09:51:27,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:27,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:27,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:51:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:27,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:51:27,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:27,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:27,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:27,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:27,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:27,336 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:51:27,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:27,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:27,337 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:51:27,357 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,358 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:27,358 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:27,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:27,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:27,360 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2021-03-25 09:51:27,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:27,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:27,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,384 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-03-25 09:51:27,384 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-03-25 09:51:27,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:27,401 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-25 09:51:27,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:27,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:27,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:27,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:27,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:27,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:27,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:27,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:27,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:27,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-25 09:51:27,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651328780] [2021-03-25 09:51:27,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:51:27,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:27,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:51:27,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:51:27,427 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 53 [2021-03-25 09:51:27,427 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 332 places, 789 transitions, 17635 flow. Second operand has 14 states, 14 states have (on average 23.142857142857142) internal successors, (324), 14 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:27,427 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:27,427 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 53 [2021-03-25 09:51:27,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:28,985 INFO L129 PetriNetUnfolder]: 2771/4883 cut-off events. [2021-03-25 09:51:28,985 INFO L130 PetriNetUnfolder]: For 255439/255486 co-relation queries the response was YES. [2021-03-25 09:51:29,032 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55670 conditions, 4883 events. 2771/4883 cut-off events. For 255439/255486 co-relation queries the response was YES. Maximal size of possible extension queue 466. Compared 34110 event pairs, 265 based on Foata normal form. 15/4533 useless extension candidates. Maximal degree in co-relation 55487. Up to 3427 conditions per place. [2021-03-25 09:51:29,055 INFO L132 encePairwiseOnDemand]: 41/53 looper letters, 708 selfloop transitions, 135 changer transitions 0/854 dead transitions. [2021-03-25 09:51:29,055 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 854 transitions, 21098 flow [2021-03-25 09:51:29,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:51:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:51:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 365 transitions. [2021-03-25 09:51:29,056 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5297532656023222 [2021-03-25 09:51:29,056 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 365 transitions. [2021-03-25 09:51:29,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 365 transitions. [2021-03-25 09:51:29,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:29,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 365 transitions. [2021-03-25 09:51:29,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 28.076923076923077) internal successors, (365), 13 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:29,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 53.0) internal successors, (742), 14 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:29,058 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 53.0) internal successors, (742), 14 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:29,058 INFO L185 Difference]: Start difference. First operand has 332 places, 789 transitions, 17635 flow. Second operand 13 states and 365 transitions. [2021-03-25 09:51:29,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 854 transitions, 21098 flow [2021-03-25 09:51:29,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 854 transitions, 20398 flow, removed 344 selfloop flow, removed 1 redundant places. [2021-03-25 09:51:29,982 INFO L241 Difference]: Finished difference. Result has 349 places, 818 transitions, 18051 flow [2021-03-25 09:51:29,982 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=53, PETRI_DIFFERENCE_MINUEND_FLOW=16936, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=789, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=109, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=658, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=18051, PETRI_PLACES=349, PETRI_TRANSITIONS=818} [2021-03-25 09:51:29,982 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 319 predicate places. [2021-03-25 09:51:29,982 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:29,983 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 349 places, 818 transitions, 18051 flow [2021-03-25 09:51:29,983 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 349 places, 818 transitions, 18051 flow [2021-03-25 09:51:29,988 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 349 places, 818 transitions, 18051 flow [2021-03-25 09:51:30,576 INFO L129 PetriNetUnfolder]: 2085/4028 cut-off events. [2021-03-25 09:51:30,577 INFO L130 PetriNetUnfolder]: For 219067/219612 co-relation queries the response was YES. [2021-03-25 09:51:30,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44315 conditions, 4028 events. 2085/4028 cut-off events. For 219067/219612 co-relation queries the response was YES. Maximal size of possible extension queue 456. Compared 31048 event pairs, 123 based on Foata normal form. 66/3753 useless extension candidates. Maximal degree in co-relation 44146. Up to 1215 conditions per place. [2021-03-25 09:51:30,749 INFO L142 LiptonReduction]: Number of co-enabled transitions 2622 [2021-03-25 09:51:31,182 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-25 09:51:31,182 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 09:51:31,182 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1200 [2021-03-25 09:51:31,182 INFO L480 AbstractCegarLoop]: Abstraction has has 349 places, 818 transitions, 18107 flow [2021-03-25 09:51:31,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.142857142857142) internal successors, (324), 14 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:31,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:31,183 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:31,383 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:31,383 INFO L428 AbstractCegarLoop]: === Iteration 39 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:31,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:31,383 INFO L82 PathProgramCache]: Analyzing trace with hash 14986433, now seen corresponding path program 1 times [2021-03-25 09:51:31,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:31,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701230294] [2021-03-25 09:51:31,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:31,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:31,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:31,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:31,422 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:31,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:31,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701230294] [2021-03-25 09:51:31,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336538883] [2021-03-25 09:51:31,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:31,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:31,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:31,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:31,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:31,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,478 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:51:31,478 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:51:31,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:31,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:31,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:31,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:31,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:31,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:31,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:31,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:31,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:31,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:31,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:31,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:31,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:31,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:51:31,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:51:31,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,510 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:31,516 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,518 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:31,518 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-03-25 09:51:31,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:31,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:31,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:31,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:31,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 09:51:31,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752220285] [2021-03-25 09:51:31,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 09:51:31,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:31,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 09:51:31,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 09:51:31,546 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 57 [2021-03-25 09:51:31,546 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 349 places, 818 transitions, 18107 flow. Second operand has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:31,546 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:31,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 57 [2021-03-25 09:51:31,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:33,236 INFO L129 PetriNetUnfolder]: 2894/5113 cut-off events. [2021-03-25 09:51:33,236 INFO L130 PetriNetUnfolder]: For 275366/275494 co-relation queries the response was YES. [2021-03-25 09:51:33,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58897 conditions, 5113 events. 2894/5113 cut-off events. For 275366/275494 co-relation queries the response was YES. Maximal size of possible extension queue 501. Compared 36168 event pairs, 293 based on Foata normal form. 25/4756 useless extension candidates. Maximal degree in co-relation 58707. Up to 3552 conditions per place. [2021-03-25 09:51:33,328 INFO L132 encePairwiseOnDemand]: 44/57 looper letters, 740 selfloop transitions, 131 changer transitions 0/882 dead transitions. [2021-03-25 09:51:33,328 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 882 transitions, 21679 flow [2021-03-25 09:51:33,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:51:33,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:51:33,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 273 transitions. [2021-03-25 09:51:33,329 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5321637426900585 [2021-03-25 09:51:33,329 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 273 transitions. [2021-03-25 09:51:33,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 273 transitions. [2021-03-25 09:51:33,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:33,329 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 273 transitions. [2021-03-25 09:51:33,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:33,330 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:33,330 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:33,330 INFO L185 Difference]: Start difference. First operand has 349 places, 818 transitions, 18107 flow. Second operand 9 states and 273 transitions. [2021-03-25 09:51:33,331 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 882 transitions, 21679 flow [2021-03-25 09:51:34,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 882 transitions, 21271 flow, removed 149 selfloop flow, removed 3 redundant places. [2021-03-25 09:51:34,452 INFO L241 Difference]: Finished difference. Result has 357 places, 846 transitions, 18903 flow [2021-03-25 09:51:34,452 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=17703, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=818, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=109, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=700, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=18903, PETRI_PLACES=357, PETRI_TRANSITIONS=846} [2021-03-25 09:51:34,452 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 327 predicate places. [2021-03-25 09:51:34,452 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:34,452 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 357 places, 846 transitions, 18903 flow [2021-03-25 09:51:34,453 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 357 places, 846 transitions, 18903 flow [2021-03-25 09:51:34,459 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 357 places, 846 transitions, 18903 flow [2021-03-25 09:51:35,123 INFO L129 PetriNetUnfolder]: 2178/4218 cut-off events. [2021-03-25 09:51:35,124 INFO L130 PetriNetUnfolder]: For 241656/242271 co-relation queries the response was YES. [2021-03-25 09:51:35,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47295 conditions, 4218 events. 2178/4218 cut-off events. For 241656/242271 co-relation queries the response was YES. Maximal size of possible extension queue 474. Compared 32932 event pairs, 132 based on Foata normal form. 65/3924 useless extension candidates. Maximal degree in co-relation 47122. Up to 1296 conditions per place. [2021-03-25 09:51:35,218 INFO L142 LiptonReduction]: Number of co-enabled transitions 2748 [2021-03-25 09:51:35,434 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-25 09:51:35,434 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:51:35,434 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 982 [2021-03-25 09:51:35,434 INFO L480 AbstractCegarLoop]: Abstraction has has 357 places, 846 transitions, 18913 flow [2021-03-25 09:51:35,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:35,435 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:35,435 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:35,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-03-25 09:51:35,640 INFO L428 AbstractCegarLoop]: === Iteration 40 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:35,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:35,640 INFO L82 PathProgramCache]: Analyzing trace with hash -738903, now seen corresponding path program 6 times [2021-03-25 09:51:35,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:35,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603598861] [2021-03-25 09:51:35,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:35,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:35,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:35,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:35,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:35,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:35,713 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:35,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:35,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603598861] [2021-03-25 09:51:35,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319789968] [2021-03-25 09:51:35,721 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:35,741 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 09:51:35,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:35,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 09:51:35,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:35,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:35,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:35,758 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-03-25 09:51:35,758 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-03-25 09:51:35,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:35,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,790 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-25 09:51:35,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:51:35,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:35,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:51:35,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:51:35,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:51:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:35,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:51:35,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:35,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:35,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:51:35,836 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-25 09:51:35,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:35,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 09:51:35,838 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:51:35,847 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,847 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:51:35,848 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,851 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:35,851 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2021-03-25 09:51:35,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:51:35,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,875 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-03-25 09:51:35,875 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-03-25 09:51:35,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:51:35,898 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-25 09:51:35,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:35,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:35,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:35,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:51:35,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:35,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:35,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:35,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:35,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:35,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-25 09:51:35,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368967296] [2021-03-25 09:51:35,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:51:35,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:35,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:51:35,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:51:35,922 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 58 [2021-03-25 09:51:35,922 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 846 transitions, 18913 flow. Second operand has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:35,922 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:35,922 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 58 [2021-03-25 09:51:35,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:38,332 INFO L129 PetriNetUnfolder]: 3325/5960 cut-off events. [2021-03-25 09:51:38,333 INFO L130 PetriNetUnfolder]: For 348663/348768 co-relation queries the response was YES. [2021-03-25 09:51:38,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70240 conditions, 5960 events. 3325/5960 cut-off events. For 348663/348768 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 43876 event pairs, 332 based on Foata normal form. 51/5544 useless extension candidates. Maximal degree in co-relation 70046. Up to 2436 conditions per place. [2021-03-25 09:51:38,438 INFO L132 encePairwiseOnDemand]: 41/58 looper letters, 735 selfloop transitions, 283 changer transitions 0/1029 dead transitions. [2021-03-25 09:51:38,439 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 1029 transitions, 25934 flow [2021-03-25 09:51:38,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:51:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:51:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 491 transitions. [2021-03-25 09:51:38,440 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49797160243407707 [2021-03-25 09:51:38,440 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 491 transitions. [2021-03-25 09:51:38,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 491 transitions. [2021-03-25 09:51:38,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:38,440 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 491 transitions. [2021-03-25 09:51:38,441 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 28.88235294117647) internal successors, (491), 17 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:38,441 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:38,442 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:38,442 INFO L185 Difference]: Start difference. First operand has 357 places, 846 transitions, 18913 flow. Second operand 17 states and 491 transitions. [2021-03-25 09:51:38,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 1029 transitions, 25934 flow [2021-03-25 09:51:39,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 1029 transitions, 25496 flow, removed 209 selfloop flow, removed 2 redundant places. [2021-03-25 09:51:39,727 INFO L241 Difference]: Finished difference. Result has 382 places, 922 transitions, 21729 flow [2021-03-25 09:51:39,728 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=18475, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=846, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=219, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=585, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=21729, PETRI_PLACES=382, PETRI_TRANSITIONS=922} [2021-03-25 09:51:39,728 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 352 predicate places. [2021-03-25 09:51:39,728 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:39,728 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 382 places, 922 transitions, 21729 flow [2021-03-25 09:51:39,728 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 382 places, 922 transitions, 21729 flow [2021-03-25 09:51:39,735 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 382 places, 922 transitions, 21729 flow [2021-03-25 09:51:40,564 INFO L129 PetriNetUnfolder]: 2448/4843 cut-off events. [2021-03-25 09:51:40,565 INFO L130 PetriNetUnfolder]: For 320553/321157 co-relation queries the response was YES. [2021-03-25 09:51:40,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57389 conditions, 4843 events. 2448/4843 cut-off events. For 320553/321157 co-relation queries the response was YES. Maximal size of possible extension queue 578. Compared 39763 event pairs, 169 based on Foata normal form. 70/4489 useless extension candidates. Maximal degree in co-relation 57148. Up to 1579 conditions per place. [2021-03-25 09:51:40,673 INFO L142 LiptonReduction]: Number of co-enabled transitions 3058 [2021-03-25 09:51:40,955 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:51:40,955 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:51:40,955 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1227 [2021-03-25 09:51:40,955 INFO L480 AbstractCegarLoop]: Abstraction has has 382 places, 922 transitions, 21761 flow [2021-03-25 09:51:40,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:40,956 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:40,956 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:41,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:41,156 INFO L428 AbstractCegarLoop]: === Iteration 41 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:41,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:41,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1414274633, now seen corresponding path program 1 times [2021-03-25 09:51:41,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:41,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217037113] [2021-03-25 09:51:41,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:41,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:41,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:41,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:41,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:41,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:41,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:41,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:41,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:41,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217037113] [2021-03-25 09:51:41,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:41,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:41,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337856355] [2021-03-25 09:51:41,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:41,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:41,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:41,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:41,180 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 60 [2021-03-25 09:51:41,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 922 transitions, 21761 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:41,181 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:41,181 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 60 [2021-03-25 09:51:41,181 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:42,087 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][298], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:42,088 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:42,088 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:42,088 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:42,088 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:42,251 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][194], [1536#true, Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 557#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), 63#true, Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), 1865#true, Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 442#(and (= s_6 s_2) (< 0 n_1) (<= i_3 1)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:42,251 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:51:42,251 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:42,251 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:42,252 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:42,784 INFO L129 PetriNetUnfolder]: 2663/5205 cut-off events. [2021-03-25 09:51:42,784 INFO L130 PetriNetUnfolder]: For 342151/343387 co-relation queries the response was YES. [2021-03-25 09:51:42,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62648 conditions, 5205 events. 2663/5205 cut-off events. For 342151/343387 co-relation queries the response was YES. Maximal size of possible extension queue 570. Compared 41472 event pairs, 191 based on Foata normal form. 110/4800 useless extension candidates. Maximal degree in co-relation 62440. Up to 3156 conditions per place. [2021-03-25 09:51:42,875 INFO L132 encePairwiseOnDemand]: 47/60 looper letters, 711 selfloop transitions, 86 changer transitions 0/961 dead transitions. [2021-03-25 09:51:42,875 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 388 places, 961 transitions, 24512 flow [2021-03-25 09:51:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:51:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:51:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 244 transitions. [2021-03-25 09:51:42,876 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.580952380952381 [2021-03-25 09:51:42,876 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 244 transitions. [2021-03-25 09:51:42,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 244 transitions. [2021-03-25 09:51:42,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:42,876 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 244 transitions. [2021-03-25 09:51:42,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:42,876 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 60.0) internal successors, (480), 8 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:42,877 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 60.0) internal successors, (480), 8 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:42,877 INFO L185 Difference]: Start difference. First operand has 382 places, 922 transitions, 21761 flow. Second operand 7 states and 244 transitions. [2021-03-25 09:51:42,877 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 388 places, 961 transitions, 24512 flow [2021-03-25 09:51:44,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 385 places, 961 transitions, 23541 flow, removed 426 selfloop flow, removed 3 redundant places. [2021-03-25 09:51:44,267 INFO L241 Difference]: Finished difference. Result has 387 places, 941 transitions, 21623 flow [2021-03-25 09:51:44,268 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=20798, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=922, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=836, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=21623, PETRI_PLACES=387, PETRI_TRANSITIONS=941} [2021-03-25 09:51:44,268 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 357 predicate places. [2021-03-25 09:51:44,268 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:44,268 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 387 places, 941 transitions, 21623 flow [2021-03-25 09:51:44,268 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 387 places, 941 transitions, 21623 flow [2021-03-25 09:51:44,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 387 places, 941 transitions, 21623 flow [2021-03-25 09:51:45,112 INFO L129 PetriNetUnfolder]: 2464/4867 cut-off events. [2021-03-25 09:51:45,112 INFO L130 PetriNetUnfolder]: For 329905/330789 co-relation queries the response was YES. [2021-03-25 09:51:45,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57865 conditions, 4867 events. 2464/4867 cut-off events. For 329905/330789 co-relation queries the response was YES. Maximal size of possible extension queue 582. Compared 39998 event pairs, 168 based on Foata normal form. 83/4533 useless extension candidates. Maximal degree in co-relation 57624. Up to 1592 conditions per place. [2021-03-25 09:51:45,225 INFO L142 LiptonReduction]: Number of co-enabled transitions 3070 [2021-03-25 09:51:45,624 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:51:45,624 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:51:45,624 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1356 [2021-03-25 09:51:45,624 INFO L480 AbstractCegarLoop]: Abstraction has has 387 places, 941 transitions, 21631 flow [2021-03-25 09:51:45,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:45,625 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:45,625 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:45,625 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-03-25 09:51:45,625 INFO L428 AbstractCegarLoop]: === Iteration 42 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:45,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:45,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1472673231, now seen corresponding path program 1 times [2021-03-25 09:51:45,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:45,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505118940] [2021-03-25 09:51:45,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:45,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:45,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:45,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:45,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:45,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:45,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:45,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505118940] [2021-03-25 09:51:45,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:45,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:45,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556669873] [2021-03-25 09:51:45,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:45,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:45,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:45,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:45,653 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 61 [2021-03-25 09:51:45,653 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 387 places, 941 transitions, 21631 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:45,654 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:45,654 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 61 [2021-03-25 09:51:45,654 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:47,395 INFO L129 PetriNetUnfolder]: 2663/5164 cut-off events. [2021-03-25 09:51:47,395 INFO L130 PetriNetUnfolder]: For 343534/345486 co-relation queries the response was YES. [2021-03-25 09:51:47,459 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62643 conditions, 5164 events. 2663/5164 cut-off events. For 343534/345486 co-relation queries the response was YES. Maximal size of possible extension queue 566. Compared 41056 event pairs, 36 based on Foata normal form. 211/4871 useless extension candidates. Maximal degree in co-relation 62433. Up to 1638 conditions per place. [2021-03-25 09:51:47,487 INFO L132 encePairwiseOnDemand]: 49/61 looper letters, 628 selfloop transitions, 195 changer transitions 5/992 dead transitions. [2021-03-25 09:51:47,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 992 transitions, 24542 flow [2021-03-25 09:51:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:51:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:51:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 305 transitions. [2021-03-25 09:51:47,488 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5555555555555556 [2021-03-25 09:51:47,488 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 305 transitions. [2021-03-25 09:51:47,488 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 305 transitions. [2021-03-25 09:51:47,488 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:47,488 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 305 transitions. [2021-03-25 09:51:47,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 33.888888888888886) internal successors, (305), 9 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:47,489 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 61.0) internal successors, (610), 10 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:47,489 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 61.0) internal successors, (610), 10 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:47,489 INFO L185 Difference]: Start difference. First operand has 387 places, 941 transitions, 21631 flow. Second operand 9 states and 305 transitions. [2021-03-25 09:51:47,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 395 places, 992 transitions, 24542 flow [2021-03-25 09:51:48,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 992 transitions, 24275 flow, removed 110 selfloop flow, removed 2 redundant places. [2021-03-25 09:51:48,808 INFO L241 Difference]: Finished difference. Result has 393 places, 932 transitions, 21528 flow [2021-03-25 09:51:48,809 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=61, PETRI_DIFFERENCE_MINUEND_FLOW=21237, PETRI_DIFFERENCE_MINUEND_PLACES=385, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=935, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=195, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=740, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=21528, PETRI_PLACES=393, PETRI_TRANSITIONS=932} [2021-03-25 09:51:48,809 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 363 predicate places. [2021-03-25 09:51:48,809 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:48,809 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 393 places, 932 transitions, 21528 flow [2021-03-25 09:51:48,809 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 393 places, 932 transitions, 21528 flow [2021-03-25 09:51:48,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 391 places, 932 transitions, 21528 flow [2021-03-25 09:51:49,751 INFO L129 PetriNetUnfolder]: 2459/4855 cut-off events. [2021-03-25 09:51:49,751 INFO L130 PetriNetUnfolder]: For 336722/337581 co-relation queries the response was YES. [2021-03-25 09:51:49,806 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58322 conditions, 4855 events. 2459/4855 cut-off events. For 336722/337581 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 39631 event pairs, 167 based on Foata normal form. 78/4513 useless extension candidates. Maximal degree in co-relation 58081. Up to 1580 conditions per place. [2021-03-25 09:51:49,856 INFO L142 LiptonReduction]: Number of co-enabled transitions 3062 [2021-03-25 09:51:50,169 INFO L154 LiptonReduction]: Checked pairs total: 7 [2021-03-25 09:51:50,170 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:51:50,170 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1361 [2021-03-25 09:51:50,170 INFO L480 AbstractCegarLoop]: Abstraction has has 391 places, 932 transitions, 21621 flow [2021-03-25 09:51:50,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:50,170 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:50,170 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:50,170 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-03-25 09:51:50,170 INFO L428 AbstractCegarLoop]: === Iteration 43 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:50,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:50,171 INFO L82 PathProgramCache]: Analyzing trace with hash -600543149, now seen corresponding path program 4 times [2021-03-25 09:51:50,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:50,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777419819] [2021-03-25 09:51:50,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:50,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:51:50,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:51:50,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,217 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:51:50,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:50,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777419819] [2021-03-25 09:51:50,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076871904] [2021-03-25 09:51:50,225 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:51:50,245 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:51:50,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:51:50,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:51:50,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:51:50,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:50,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:50,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:50,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:50,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:50,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:51:50,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:51:50,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:51:50,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:51:50,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:50,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:50,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:51:50,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:51:50,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:51:50,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:51:50,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:51:50,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:50,294 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:51:50,294 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:10 [2021-03-25 09:51:50,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:50,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:50,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:51:50,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:51:50,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:50,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:51:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:51:50,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:51:50,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2021-03-25 09:51:50,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952612271] [2021-03-25 09:51:50,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:51:50,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:50,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:51:50,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:51:50,338 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 64 [2021-03-25 09:51:50,338 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 391 places, 932 transitions, 21621 flow. Second operand has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:50,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:50,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 64 [2021-03-25 09:51:50,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:52,410 INFO L129 PetriNetUnfolder]: 3379/6049 cut-off events. [2021-03-25 09:51:52,411 INFO L130 PetriNetUnfolder]: For 406582/406667 co-relation queries the response was YES. [2021-03-25 09:51:52,487 INFO L84 FinitePrefix]: Finished finitePrefix Result has 74744 conditions, 6049 events. 3379/6049 cut-off events. For 406582/406667 co-relation queries the response was YES. Maximal size of possible extension queue 602. Compared 44716 event pairs, 342 based on Foata normal form. 44/5625 useless extension candidates. Maximal degree in co-relation 74534. Up to 2537 conditions per place. [2021-03-25 09:51:52,518 INFO L132 encePairwiseOnDemand]: 51/64 looper letters, 776 selfloop transitions, 251 changer transitions 0/1038 dead transitions. [2021-03-25 09:51:52,518 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 1038 transitions, 26563 flow [2021-03-25 09:51:52,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 09:51:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 09:51:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 254 transitions. [2021-03-25 09:51:52,519 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49609375 [2021-03-25 09:51:52,519 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 254 transitions. [2021-03-25 09:51:52,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 254 transitions. [2021-03-25 09:51:52,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:52,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 254 transitions. [2021-03-25 09:51:52,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 31.75) internal successors, (254), 8 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:52,520 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 64.0) internal successors, (576), 9 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:52,520 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 64.0) internal successors, (576), 9 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:52,521 INFO L185 Difference]: Start difference. First operand has 391 places, 932 transitions, 21621 flow. Second operand 8 states and 254 transitions. [2021-03-25 09:51:52,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 1038 transitions, 26563 flow [2021-03-25 09:51:54,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 392 places, 1038 transitions, 26230 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-03-25 09:51:54,183 INFO L241 Difference]: Finished difference. Result has 394 places, 942 transitions, 22118 flow [2021-03-25 09:51:54,184 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=21308, PETRI_DIFFERENCE_MINUEND_PLACES=385, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=932, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=241, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=686, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=22118, PETRI_PLACES=394, PETRI_TRANSITIONS=942} [2021-03-25 09:51:54,184 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 364 predicate places. [2021-03-25 09:51:54,184 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:54,184 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 394 places, 942 transitions, 22118 flow [2021-03-25 09:51:54,184 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 394 places, 942 transitions, 22118 flow [2021-03-25 09:51:54,192 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 394 places, 942 transitions, 22118 flow [2021-03-25 09:51:54,353 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][736], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 17#L37true, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 873#true, 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:54,353 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 09:51:54,353 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:54,353 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:54,353 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:54,544 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][544], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 873#true, 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:54,545 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 09:51:54,545 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:54,545 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:54,545 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:55,068 INFO L129 PetriNetUnfolder]: 2512/4955 cut-off events. [2021-03-25 09:51:55,069 INFO L130 PetriNetUnfolder]: For 343276/344018 co-relation queries the response was YES. [2021-03-25 09:51:55,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60029 conditions, 4955 events. 2512/4955 cut-off events. For 343276/344018 co-relation queries the response was YES. Maximal size of possible extension queue 599. Compared 40899 event pairs, 176 based on Foata normal form. 70/4592 useless extension candidates. Maximal degree in co-relation 59785. Up to 1627 conditions per place. [2021-03-25 09:51:55,191 INFO L142 LiptonReduction]: Number of co-enabled transitions 3098 [2021-03-25 09:51:55,303 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:51:55,303 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:51:55,303 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1119 [2021-03-25 09:51:55,303 INFO L480 AbstractCegarLoop]: Abstraction has has 394 places, 942 transitions, 22118 flow [2021-03-25 09:51:55,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:55,304 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:51:55,304 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:51:55,504 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-03-25 09:51:55,504 INFO L428 AbstractCegarLoop]: === Iteration 44 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:51:55,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:51:55,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1274652895, now seen corresponding path program 1 times [2021-03-25 09:51:55,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:51:55,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712020057] [2021-03-25 09:51:55,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:51:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:51:55,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:55,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:55,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:55,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:55,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:51:55,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:51:55,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:51:55,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:51:55,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 09:51:55,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712020057] [2021-03-25 09:51:55,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:51:55,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:51:55,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742712267] [2021-03-25 09:51:55,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:51:55,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:51:55,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:51:55,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:51:55,530 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 64 [2021-03-25 09:51:55,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 394 places, 942 transitions, 22118 flow. Second operand has 6 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 09:51:55,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:51:55,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 64 [2021-03-25 09:51:55,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:51:56,066 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][296], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 17#L37true, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 873#true, Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 2224#(<= 0 i_7), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:56,066 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:56,066 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:56,066 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:56,066 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:56,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][201], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 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n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:56,269 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 09:51:56,270 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:56,270 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:56,270 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:56,443 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][533], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 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730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:56,443 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:51:56,443 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:56,443 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:56,443 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:56,644 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][296], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 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Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:56,644 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:51:56,644 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:56,644 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:56,644 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:56,667 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][201], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and 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Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:56,667 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:51:56,667 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:56,667 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:56,667 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:56,924 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][201], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, 2224#(<= 0 i_7), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:56,924 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:51:56,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:56,924 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:51:56,924 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:57,065 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][533], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 10#L22true, Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), 63#true, Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 1037#true, Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), 618#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 2224#(<= 0 i_7), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:57,065 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:57,065 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:57,065 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:57,065 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:51:57,424 INFO L129 PetriNetUnfolder]: 2858/5584 cut-off events. [2021-03-25 09:51:57,425 INFO L130 PetriNetUnfolder]: For 413736/415264 co-relation queries the response was YES. [2021-03-25 09:51:57,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71135 conditions, 5584 events. 2858/5584 cut-off events. For 413736/415264 co-relation queries the response was YES. Maximal size of possible extension queue 615. Compared 45344 event pairs, 208 based on Foata normal form. 140/5198 useless extension candidates. Maximal degree in co-relation 70922. Up to 3113 conditions per place. [2021-03-25 09:51:57,522 INFO L132 encePairwiseOnDemand]: 49/64 looper letters, 681 selfloop transitions, 181 changer transitions 3/1032 dead transitions. [2021-03-25 09:51:57,522 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 1032 transitions, 26786 flow [2021-03-25 09:51:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 09:51:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 09:51:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 183 transitions. [2021-03-25 09:51:57,523 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.571875 [2021-03-25 09:51:57,523 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 183 transitions. [2021-03-25 09:51:57,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 183 transitions. [2021-03-25 09:51:57,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:51:57,523 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 183 transitions. [2021-03-25 09:51:57,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.6) internal successors, (183), 5 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:57,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 64.0) internal successors, (384), 6 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:57,524 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 64.0) internal successors, (384), 6 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:51:57,524 INFO L185 Difference]: Start difference. First operand has 394 places, 942 transitions, 22118 flow. Second operand 5 states and 183 transitions. [2021-03-25 09:51:57,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 1032 transitions, 26786 flow [2021-03-25 09:51:58,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 394 places, 1032 transitions, 26375 flow, removed 69 selfloop flow, removed 4 redundant places. [2021-03-25 09:51:58,801 INFO L241 Difference]: Finished difference. Result has 396 places, 1000 transitions, 24305 flow [2021-03-25 09:51:58,802 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=21683, PETRI_DIFFERENCE_MINUEND_PLACES=390, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=941, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=129, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=790, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=24305, PETRI_PLACES=396, PETRI_TRANSITIONS=1000} [2021-03-25 09:51:58,802 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 366 predicate places. [2021-03-25 09:51:58,802 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:51:58,802 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 396 places, 1000 transitions, 24305 flow [2021-03-25 09:51:58,802 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 396 places, 1000 transitions, 24305 flow [2021-03-25 09:51:58,810 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 396 places, 1000 transitions, 24305 flow [2021-03-25 09:51:59,021 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][421], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 17#L37true, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 557#true, 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 2120#(<= 0 i_7), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 2224#(<= 0 i_7), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:59,021 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 09:51:59,021 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,021 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 09:51:59,021 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 09:51:59,197 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][416], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 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1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 1953#true, Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), 2224#(<= 0 i_7), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:59,198 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 09:51:59,198 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:51:59,198 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:59,198 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 09:51:59,549 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][416], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), 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t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), 2224#(<= 0 i_7), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and 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s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:51:59,550 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][421], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= 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(<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:59,550 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:59,550 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,687 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][969], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 11#thread2EXITtrue, Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 1043#(<= n_1 i_7), 21#thread3EXITtrue, 23#thread4EXITtrue, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= 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s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), 2224#(<= 0 i_7), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 960#(<= n_1 i_7), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:51:59,687 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:51:59,687 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:51:59,687 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:51:59,687 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:51:59,819 INFO L129 PetriNetUnfolder]: 2766/5494 cut-off events. [2021-03-25 09:51:59,819 INFO L130 PetriNetUnfolder]: For 408054/409305 co-relation queries the response was YES. [2021-03-25 09:51:59,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67428 conditions, 5494 events. 2766/5494 cut-off events. For 408054/409305 co-relation queries the response was YES. Maximal size of possible extension queue 631. Compared 45889 event pairs, 187 based on Foata normal form. 75/5047 useless extension candidates. Maximal degree in co-relation 67235. Up to 1809 conditions per place. [2021-03-25 09:51:59,951 INFO L142 LiptonReduction]: Number of co-enabled transitions 3128 [2021-03-25 09:52:00,067 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:00,067 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:52:00,067 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1265 [2021-03-25 09:52:00,068 INFO L480 AbstractCegarLoop]: Abstraction has has 396 places, 1000 transitions, 24305 flow [2021-03-25 09:52:00,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 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 09:52:00,068 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:00,068 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:00,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-03-25 09:52:00,068 INFO L428 AbstractCegarLoop]: === Iteration 45 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:00,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:00,068 INFO L82 PathProgramCache]: Analyzing trace with hash 692288972, now seen corresponding path program 1 times [2021-03-25 09:52:00,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:00,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053227741] [2021-03-25 09:52:00,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:00,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:00,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:00,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053227741] [2021-03-25 09:52:00,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006135347] [2021-03-25 09:52:00,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:00,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:52:00,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:00,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:00,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:00,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:00,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:00,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:00,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:00,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:00,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:00,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:00,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:00,158 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:52:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:52:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:00,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:00,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:52:00,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920388587] [2021-03-25 09:52:00,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:52:00,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:00,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:52:00,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:52:00,169 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 64 [2021-03-25 09:52:00,169 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 396 places, 1000 transitions, 24305 flow. Second operand has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:00,169 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:00,169 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 64 [2021-03-25 09:52:00,170 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:02,451 INFO L129 PetriNetUnfolder]: 3407/6591 cut-off events. [2021-03-25 09:52:02,451 INFO L130 PetriNetUnfolder]: For 587515/590630 co-relation queries the response was YES. [2021-03-25 09:52:02,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91381 conditions, 6591 events. 3407/6591 cut-off events. For 587515/590630 co-relation queries the response was YES. Maximal size of possible extension queue 749. Compared 54749 event pairs, 241 based on Foata normal form. 137/6127 useless extension candidates. Maximal degree in co-relation 91167. Up to 2901 conditions per place. [2021-03-25 09:52:02,574 INFO L132 encePairwiseOnDemand]: 51/64 looper letters, 687 selfloop transitions, 285 changer transitions 0/1139 dead transitions. [2021-03-25 09:52:02,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 407 places, 1139 transitions, 31809 flow [2021-03-25 09:52:02,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 09:52:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 09:52:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 411 transitions. [2021-03-25 09:52:02,575 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.53515625 [2021-03-25 09:52:02,575 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 411 transitions. [2021-03-25 09:52:02,575 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 411 transitions. [2021-03-25 09:52:02,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:02,575 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 411 transitions. [2021-03-25 09:52:02,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 34.25) internal successors, (411), 12 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:02,576 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 64.0) internal successors, (832), 13 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:02,576 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 64.0) internal successors, (832), 13 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:02,576 INFO L185 Difference]: Start difference. First operand has 396 places, 1000 transitions, 24305 flow. Second operand 12 states and 411 transitions. [2021-03-25 09:52:02,576 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 407 places, 1139 transitions, 31809 flow [2021-03-25 09:52:04,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 405 places, 1139 transitions, 31305 flow, removed 198 selfloop flow, removed 2 redundant places. [2021-03-25 09:52:04,888 INFO L241 Difference]: Finished difference. Result has 412 places, 1086 transitions, 28370 flow [2021-03-25 09:52:04,888 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=23940, PETRI_DIFFERENCE_MINUEND_PLACES=394, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=999, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=205, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=753, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=28370, PETRI_PLACES=412, PETRI_TRANSITIONS=1086} [2021-03-25 09:52:04,889 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 382 predicate places. [2021-03-25 09:52:04,889 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:04,889 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 412 places, 1086 transitions, 28370 flow [2021-03-25 09:52:04,889 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 412 places, 1086 transitions, 28370 flow [2021-03-25 09:52:04,898 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 412 places, 1086 transitions, 28370 flow [2021-03-25 09:52:06,420 INFO L129 PetriNetUnfolder]: 3263/6417 cut-off events. [2021-03-25 09:52:06,420 INFO L130 PetriNetUnfolder]: For 587881/589442 co-relation queries the response was YES. [2021-03-25 09:52:06,494 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87440 conditions, 6417 events. 3263/6417 cut-off events. For 587881/589442 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 55133 event pairs, 227 based on Foata normal form. 108/5963 useless extension candidates. Maximal degree in co-relation 87240. Up to 2339 conditions per place. [2021-03-25 09:52:06,563 INFO L142 LiptonReduction]: Number of co-enabled transitions 3380 [2021-03-25 09:52:06,688 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:06,688 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:52:06,688 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1799 [2021-03-25 09:52:06,688 INFO L480 AbstractCegarLoop]: Abstraction has has 412 places, 1086 transitions, 28370 flow [2021-03-25 09:52:06,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:06,688 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:06,688 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:06,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-03-25 09:52:06,889 INFO L428 AbstractCegarLoop]: === Iteration 46 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:06,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:06,889 INFO L82 PathProgramCache]: Analyzing trace with hash -310369899, now seen corresponding path program 2 times [2021-03-25 09:52:06,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:06,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865395404] [2021-03-25 09:52:06,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:06,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:06,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:06,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:06,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:06,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:06,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:06,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:06,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:06,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865395404] [2021-03-25 09:52:06,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:52:06,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:52:06,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143718446] [2021-03-25 09:52:06,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:52:06,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:06,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:52:06,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:52:06,912 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 64 [2021-03-25 09:52:06,912 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 412 places, 1086 transitions, 28370 flow. Second operand has 6 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 09:52:06,912 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:06,912 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 64 [2021-03-25 09:52:06,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:08,736 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][542], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 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i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 877#(<= i_3 i_7), 2235#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 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(= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:08,736 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][257], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 803#(<= i_3 (+ i_7 1)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) 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s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:08,736 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:08,736 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:08,958 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][257], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 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1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:08,959 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:08,959 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:08,959 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:08,959 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:08,960 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][302], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 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n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 2224#(<= 0 i_7), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:08,960 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:08,960 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:08,960 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:08,960 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:09,764 INFO L129 PetriNetUnfolder]: 3909/7579 cut-off events. [2021-03-25 09:52:09,765 INFO L130 PetriNetUnfolder]: For 777064/779921 co-relation queries the response was YES. [2021-03-25 09:52:09,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113897 conditions, 7579 events. 3909/7579 cut-off events. For 777064/779921 co-relation queries the response was YES. Maximal size of possible extension queue 857. Compared 64877 event pairs, 305 based on Foata normal form. 135/7046 useless extension candidates. Maximal degree in co-relation 113676. Up to 3309 conditions per place. [2021-03-25 09:52:09,925 INFO L132 encePairwiseOnDemand]: 45/64 looper letters, 638 selfloop transitions, 436 changer transitions 5/1246 dead transitions. [2021-03-25 09:52:09,925 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 417 places, 1246 transitions, 36874 flow [2021-03-25 09:52:09,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 09:52:09,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 09:52:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 216 transitions. [2021-03-25 09:52:09,926 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5625 [2021-03-25 09:52:09,926 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 216 transitions. [2021-03-25 09:52:09,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 216 transitions. [2021-03-25 09:52:09,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:09,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 216 transitions. [2021-03-25 09:52:09,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:09,927 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 64.0) internal successors, (448), 7 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:09,927 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 64.0) internal successors, (448), 7 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:09,927 INFO L185 Difference]: Start difference. First operand has 412 places, 1086 transitions, 28370 flow. Second operand 6 states and 216 transitions. [2021-03-25 09:52:09,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 417 places, 1246 transitions, 36874 flow [2021-03-25 09:52:12,904 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 414 places, 1246 transitions, 35833 flow, removed 467 selfloop flow, removed 3 redundant places. [2021-03-25 09:52:12,928 INFO L241 Difference]: Finished difference. Result has 417 places, 1212 transitions, 34296 flow [2021-03-25 09:52:12,929 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=27601, PETRI_DIFFERENCE_MINUEND_PLACES=409, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1086, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=330, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=723, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=34296, PETRI_PLACES=417, PETRI_TRANSITIONS=1212} [2021-03-25 09:52:12,929 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 387 predicate places. [2021-03-25 09:52:12,929 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:12,929 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 417 places, 1212 transitions, 34296 flow [2021-03-25 09:52:12,929 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 417 places, 1212 transitions, 34296 flow [2021-03-25 09:52:12,939 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 417 places, 1212 transitions, 34296 flow [2021-03-25 09:52:14,714 INFO L129 PetriNetUnfolder]: 3783/7451 cut-off events. [2021-03-25 09:52:14,714 INFO L130 PetriNetUnfolder]: For 730627/732834 co-relation queries the response was YES. [2021-03-25 09:52:14,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107507 conditions, 7451 events. 3783/7451 cut-off events. For 730627/732834 co-relation queries the response was YES. Maximal size of possible extension queue 864. Compared 65494 event pairs, 288 based on Foata normal form. 92/6897 useless extension candidates. Maximal degree in co-relation 107303. Up to 2917 conditions per place. [2021-03-25 09:52:15,267 INFO L142 LiptonReduction]: Number of co-enabled transitions 3618 [2021-03-25 09:52:15,846 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:52:15,846 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:52:15,846 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2917 [2021-03-25 09:52:15,847 INFO L480 AbstractCegarLoop]: Abstraction has has 416 places, 1211 transitions, 34286 flow [2021-03-25 09:52:15,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 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 09:52:15,847 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:15,847 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:15,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-03-25 09:52:15,847 INFO L428 AbstractCegarLoop]: === Iteration 47 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:15,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:15,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1214591051, now seen corresponding path program 2 times [2021-03-25 09:52:15,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:15,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346254805] [2021-03-25 09:52:15,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:15,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:15,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:15,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346254805] [2021-03-25 09:52:15,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181344660] [2021-03-25 09:52:15,871 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:15,892 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:52:15,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:52:15,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:52:15,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:15,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:15,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:15,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:15,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:15,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:15,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:15,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:15,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:15,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:15,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,934 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:52:15,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:15,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:15,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:15,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:15,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:15,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:15,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:15,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:15,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:52:15,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494646118] [2021-03-25 09:52:15,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:52:15,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:15,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:52:15,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:52:15,957 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 65 [2021-03-25 09:52:15,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 416 places, 1211 transitions, 34286 flow. Second operand has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:15,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:15,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 65 [2021-03-25 09:52:15,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:17,867 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][205], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 4#L67true, Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, 15#L55true, 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), 2331#(<= 0 i_7), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), 63#true, Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 873#true, Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 1130#(<= 0 i_3), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 636#(<= n_1 i_3), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) 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s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:17,867 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:52:17,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:17,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:17,867 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:17,868 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][297], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), 4#L67true, Black: 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i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:17,868 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 09:52:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:18,363 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][537], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 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i_3) (<= 1 i_3))]) [2021-03-25 09:52:18,363 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:18,363 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:18,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:18,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:18,363 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][436], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 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i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:18,363 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:18,364 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:18,364 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:18,364 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:19,576 INFO L129 PetriNetUnfolder]: 3740/7125 cut-off events. [2021-03-25 09:52:19,576 INFO L130 PetriNetUnfolder]: For 752131/755280 co-relation queries the response was YES. [2021-03-25 09:52:19,668 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109980 conditions, 7125 events. 3740/7125 cut-off events. For 752131/755280 co-relation queries the response was YES. Maximal size of possible extension queue 835. Compared 59772 event pairs, 69 based on Foata normal form. 378/6975 useless extension candidates. Maximal degree in co-relation 109755. Up to 2873 conditions per place. [2021-03-25 09:52:19,714 INFO L132 encePairwiseOnDemand]: 48/65 looper letters, 697 selfloop transitions, 428 changer transitions 1/1293 dead transitions. [2021-03-25 09:52:19,714 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 432 places, 1293 transitions, 39546 flow [2021-03-25 09:52:19,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:52:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:52:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 551 transitions. [2021-03-25 09:52:19,715 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4986425339366516 [2021-03-25 09:52:19,715 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 551 transitions. [2021-03-25 09:52:19,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 551 transitions. [2021-03-25 09:52:19,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:19,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 551 transitions. [2021-03-25 09:52:19,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 32.411764705882355) internal successors, (551), 17 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:19,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 65.0) internal successors, (1170), 18 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:19,717 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 65.0) internal successors, (1170), 18 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:19,717 INFO L185 Difference]: Start difference. First operand has 416 places, 1211 transitions, 34286 flow. Second operand 17 states and 551 transitions. [2021-03-25 09:52:19,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 432 places, 1293 transitions, 39546 flow [2021-03-25 09:52:22,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 432 places, 1293 transitions, 38488 flow, removed 529 selfloop flow, removed 0 redundant places. [2021-03-25 09:52:22,112 INFO L241 Difference]: Finished difference. Result has 435 places, 1228 transitions, 35106 flow [2021-03-25 09:52:22,113 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=65, PETRI_DIFFERENCE_MINUEND_FLOW=33099, PETRI_DIFFERENCE_MINUEND_PLACES=416, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=406, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=787, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=35106, PETRI_PLACES=435, PETRI_TRANSITIONS=1228} [2021-03-25 09:52:22,113 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 405 predicate places. [2021-03-25 09:52:22,113 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:22,113 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 435 places, 1228 transitions, 35106 flow [2021-03-25 09:52:22,114 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 435 places, 1228 transitions, 35106 flow [2021-03-25 09:52:22,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 435 places, 1228 transitions, 35106 flow [2021-03-25 09:52:24,370 INFO L129 PetriNetUnfolder]: 3809/7465 cut-off events. [2021-03-25 09:52:24,370 INFO L130 PetriNetUnfolder]: For 751223/752401 co-relation queries the response was YES. [2021-03-25 09:52:24,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105591 conditions, 7465 events. 3809/7465 cut-off events. For 751223/752401 co-relation queries the response was YES. Maximal size of possible extension queue 864. Compared 65241 event pairs, 255 based on Foata normal form. 107/6871 useless extension candidates. Maximal degree in co-relation 105382. Up to 2807 conditions per place. [2021-03-25 09:52:24,554 INFO L142 LiptonReduction]: Number of co-enabled transitions 3658 [2021-03-25 09:52:24,705 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:24,705 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:52:24,705 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2592 [2021-03-25 09:52:24,706 INFO L480 AbstractCegarLoop]: Abstraction has has 435 places, 1228 transitions, 35106 flow [2021-03-25 09:52:24,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:24,706 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:24,706 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:24,907 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-03-25 09:52:24,908 INFO L428 AbstractCegarLoop]: === Iteration 48 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:24,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:24,908 INFO L82 PathProgramCache]: Analyzing trace with hash 278443201, now seen corresponding path program 5 times [2021-03-25 09:52:24,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:24,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107997941] [2021-03-25 09:52:24,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:24,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:24,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:24,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:24,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:24,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:24,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:24,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:24,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:52:24,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:24,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:52:24,958 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:52:24,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:24,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107997941] [2021-03-25 09:52:24,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074323498] [2021-03-25 09:52:24,967 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:25,022 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:52:25,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:52:25,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-25 09:52:25,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:25,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:25,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:52:25,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,054 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-03-25 09:52:25,055 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-25 09:52:25,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:52:25,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:52:25,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:52:25,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:25,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:52:25,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:52:25,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:52:25,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:52:25,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:25,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:52:25,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:52:25,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:52:25,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-25 09:52:25,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,092 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:52:25,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:25,100 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:52:25,100 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-03-25 09:52:25,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:25,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:25,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,113 INFO L147 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size 10 [2021-03-25 09:52:25,114 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-25 09:52:25,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:25,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:25,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:25,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:25,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:25,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:52:25,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430395335] [2021-03-25 09:52:25,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:52:25,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:25,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:52:25,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:52:25,138 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 65 [2021-03-25 09:52:25,138 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 435 places, 1228 transitions, 35106 flow. Second operand has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:25,138 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:25,138 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 65 [2021-03-25 09:52:25,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:29,304 INFO L129 PetriNetUnfolder]: 5035/8914 cut-off events. [2021-03-25 09:52:29,304 INFO L130 PetriNetUnfolder]: For 902893/902994 co-relation queries the response was YES. [2021-03-25 09:52:29,418 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132191 conditions, 8914 events. 5035/8914 cut-off events. For 902893/902994 co-relation queries the response was YES. Maximal size of possible extension queue 856. Compared 69610 event pairs, 585 based on Foata normal form. 20/8265 useless extension candidates. Maximal degree in co-relation 131960. Up to 6639 conditions per place. [2021-03-25 09:52:29,468 INFO L132 encePairwiseOnDemand]: 53/65 looper letters, 1135 selfloop transitions, 124 changer transitions 0/1270 dead transitions. [2021-03-25 09:52:29,469 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 443 places, 1270 transitions, 39073 flow [2021-03-25 09:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:52:29,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:52:29,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 269 transitions. [2021-03-25 09:52:29,469 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4598290598290598 [2021-03-25 09:52:29,469 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 269 transitions. [2021-03-25 09:52:29,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 269 transitions. [2021-03-25 09:52:29,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:29,470 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 269 transitions. [2021-03-25 09:52:29,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:29,470 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 65.0) internal successors, (650), 10 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:29,470 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 65.0) internal successors, (650), 10 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:29,470 INFO L185 Difference]: Start difference. First operand has 435 places, 1228 transitions, 35106 flow. Second operand 9 states and 269 transitions. [2021-03-25 09:52:29,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 443 places, 1270 transitions, 39073 flow [2021-03-25 09:52:32,824 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 436 places, 1270 transitions, 37371 flow, removed 671 selfloop flow, removed 7 redundant places. [2021-03-25 09:52:32,847 INFO L241 Difference]: Finished difference. Result has 438 places, 1239 transitions, 34128 flow [2021-03-25 09:52:32,848 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=65, PETRI_DIFFERENCE_MINUEND_FLOW=33410, PETRI_DIFFERENCE_MINUEND_PLACES=428, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=113, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=34128, PETRI_PLACES=438, PETRI_TRANSITIONS=1239} [2021-03-25 09:52:32,848 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 408 predicate places. [2021-03-25 09:52:32,848 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:32,848 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 438 places, 1239 transitions, 34128 flow [2021-03-25 09:52:32,848 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 438 places, 1239 transitions, 34128 flow [2021-03-25 09:52:32,858 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 438 places, 1239 transitions, 34128 flow [2021-03-25 09:52:34,798 INFO L129 PetriNetUnfolder]: 3813/7476 cut-off events. [2021-03-25 09:52:34,798 INFO L130 PetriNetUnfolder]: For 721730/722814 co-relation queries the response was YES. [2021-03-25 09:52:34,907 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103261 conditions, 7476 events. 3813/7476 cut-off events. For 721730/722814 co-relation queries the response was YES. Maximal size of possible extension queue 872. Compared 65523 event pairs, 255 based on Foata normal form. 102/6876 useless extension candidates. Maximal degree in co-relation 103050. Up to 2684 conditions per place. [2021-03-25 09:52:35,168 INFO L142 LiptonReduction]: Number of co-enabled transitions 3686 [2021-03-25 09:52:35,604 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:35,604 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:52:35,604 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2756 [2021-03-25 09:52:35,604 INFO L480 AbstractCegarLoop]: Abstraction has has 438 places, 1239 transitions, 34140 flow [2021-03-25 09:52:35,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:35,604 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:35,604 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:35,804 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-03-25 09:52:35,805 INFO L428 AbstractCegarLoop]: === Iteration 49 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:35,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:35,805 INFO L82 PathProgramCache]: Analyzing trace with hash -972343089, now seen corresponding path program 3 times [2021-03-25 09:52:35,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:35,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009906493] [2021-03-25 09:52:35,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:35,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:35,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009906493] [2021-03-25 09:52:35,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785533699] [2021-03-25 09:52:35,825 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:35,846 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 09:52:35,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:52:35,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:52:35,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:35,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:35,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:35,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:35,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:35,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:35,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:35,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:35,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:35,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:35,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,888 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:52:35,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:35,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:35,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:35,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:35,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:35,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:35,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:35,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:35,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:35,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:35,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:52:35,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462398505] [2021-03-25 09:52:35,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:52:35,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:35,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:52:35,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:52:35,910 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 66 [2021-03-25 09:52:35,910 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 438 places, 1239 transitions, 34140 flow. Second operand has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:35,910 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:35,910 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 66 [2021-03-25 09:52:35,910 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:38,407 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][559], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 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i_7)), 2416#true, Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 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Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:38,408 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][524], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 803#(<= i_3 (+ i_7 1)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 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1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select 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n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:38,408 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:38,408 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:38,664 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][524], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 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i_3)), Black: 1202#(<= i_3 1), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:38,665 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:38,665 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:38,665 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:38,665 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:38,666 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][742], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), 15#L55true, 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), 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X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1865#true, 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ 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s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:38,666 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:38,666 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:38,666 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:38,666 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:39,891 INFO L129 PetriNetUnfolder]: 4002/7722 cut-off events. [2021-03-25 09:52:39,891 INFO L130 PetriNetUnfolder]: For 836007/838501 co-relation queries the response was YES. [2021-03-25 09:52:39,989 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117686 conditions, 7722 events. 4002/7722 cut-off events. For 836007/838501 co-relation queries the response was YES. Maximal size of possible extension queue 877. Compared 66132 event pairs, 78 based on Foata normal form. 364/7466 useless extension candidates. Maximal degree in co-relation 117453. Up to 3023 conditions per place. [2021-03-25 09:52:40,035 INFO L132 encePairwiseOnDemand]: 44/66 looper letters, 610 selfloop transitions, 567 changer transitions 13/1361 dead transitions. [2021-03-25 09:52:40,035 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 455 places, 1361 transitions, 41301 flow [2021-03-25 09:52:40,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 09:52:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 09:52:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 591 transitions. [2021-03-25 09:52:40,036 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49747474747474746 [2021-03-25 09:52:40,036 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 591 transitions. [2021-03-25 09:52:40,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 591 transitions. [2021-03-25 09:52:40,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:40,036 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 591 transitions. [2021-03-25 09:52:40,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 32.833333333333336) internal successors, (591), 18 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:40,038 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 66.0) internal successors, (1254), 19 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:40,038 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 66.0) internal successors, (1254), 19 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:40,038 INFO L185 Difference]: Start difference. First operand has 438 places, 1239 transitions, 34140 flow. Second operand 18 states and 591 transitions. [2021-03-25 09:52:40,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 455 places, 1361 transitions, 41301 flow [2021-03-25 09:52:42,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 448 places, 1361 transitions, 40881 flow, removed 91 selfloop flow, removed 7 redundant places. [2021-03-25 09:52:42,839 INFO L241 Difference]: Finished difference. Result has 455 places, 1283 transitions, 37970 flow [2021-03-25 09:52:42,839 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=33368, PETRI_DIFFERENCE_MINUEND_PLACES=431, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=508, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=684, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=37970, PETRI_PLACES=455, PETRI_TRANSITIONS=1283} [2021-03-25 09:52:42,840 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 425 predicate places. [2021-03-25 09:52:42,840 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:42,840 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 455 places, 1283 transitions, 37970 flow [2021-03-25 09:52:42,840 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 455 places, 1283 transitions, 37970 flow [2021-03-25 09:52:42,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 453 places, 1283 transitions, 37970 flow [2021-03-25 09:52:43,886 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][54], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) 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X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:43,887 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:43,887 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:43,887 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:43,887 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:44,413 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][322], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 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Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:44,414 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:44,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:44,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:44,414 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:44,992 INFO L129 PetriNetUnfolder]: 3945/7735 cut-off events. [2021-03-25 09:52:44,992 INFO L130 PetriNetUnfolder]: For 907622/910065 co-relation queries the response was YES. [2021-03-25 09:52:45,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117354 conditions, 7735 events. 3945/7735 cut-off events. For 907622/910065 co-relation queries the response was YES. Maximal size of possible extension queue 905. Compared 68276 event pairs, 221 based on Foata normal form. 149/7183 useless extension candidates. Maximal degree in co-relation 117135. Up to 2941 conditions per place. [2021-03-25 09:52:45,382 INFO L142 LiptonReduction]: Number of co-enabled transitions 3840 [2021-03-25 09:52:45,555 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:45,555 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:52:45,555 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2715 [2021-03-25 09:52:45,555 INFO L480 AbstractCegarLoop]: Abstraction has has 453 places, 1283 transitions, 37970 flow [2021-03-25 09:52:45,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:45,556 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:45,556 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:45,777 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-03-25 09:52:45,777 INFO L428 AbstractCegarLoop]: === Iteration 50 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:45,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:45,778 INFO L82 PathProgramCache]: Analyzing trace with hash 313872077, now seen corresponding path program 4 times [2021-03-25 09:52:45,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:45,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042860285] [2021-03-25 09:52:45,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:45,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:45,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:45,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:45,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042860285] [2021-03-25 09:52:45,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845750096] [2021-03-25 09:52:45,809 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:45,829 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:52:45,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:52:45,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:52:45,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:45,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:45,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:45,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,867 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:52:45,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:45,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:45,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:45,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:45,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:45,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:45,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:45,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:45,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:45,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:45,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:52:45,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:45,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:45,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:45,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:52:45,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012393740] [2021-03-25 09:52:45,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:52:45,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:45,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:52:45,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:52:45,921 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 66 [2021-03-25 09:52:45,922 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 453 places, 1283 transitions, 37970 flow. Second operand has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:45,922 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:45,922 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 66 [2021-03-25 09:52:45,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:48,363 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][559], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), 2315#(<= 0 i_7), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 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1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 1216#true, Black: 379#(= s_6 s_2), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:48,363 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][524], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) 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1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 45#true, Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 309#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2101#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= 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(+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:48,363 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:48,363 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:52:48,364 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:48,556 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][524], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 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378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:48,556 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:48,556 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:48,557 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:48,557 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:48,558 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][752], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 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(<= s_6 s_2)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2105#(and (<= 0 i_7) (<= (+ t_4 s_2) s_6) (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (= s_6 0) (<= s_6 (+ t_4 s_2)) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 1037#true, Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2358#(and (<= 1 i_7) (<= i_3 1)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 620#(<= i_7 0), 632#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:48,558 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:48,558 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:48,558 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:48,558 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:49,710 INFO L129 PetriNetUnfolder]: 3953/7571 cut-off events. [2021-03-25 09:52:49,710 INFO L130 PetriNetUnfolder]: For 934372/937110 co-relation queries the response was YES. [2021-03-25 09:52:49,831 INFO L84 FinitePrefix]: Finished finitePrefix Result has 122171 conditions, 7571 events. 3953/7571 cut-off events. For 934372/937110 co-relation queries the response was YES. Maximal size of possible extension queue 862. Compared 64222 event pairs, 72 based on Foata normal form. 380/7335 useless extension candidates. Maximal degree in co-relation 121929. Up to 2925 conditions per place. [2021-03-25 09:52:49,889 INFO L132 encePairwiseOnDemand]: 46/66 looper letters, 629 selfloop transitions, 555 changer transitions 4/1359 dead transitions. [2021-03-25 09:52:49,889 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 471 places, 1359 transitions, 43506 flow [2021-03-25 09:52:49,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-25 09:52:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-25 09:52:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 620 transitions. [2021-03-25 09:52:49,893 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4944178628389155 [2021-03-25 09:52:49,893 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 620 transitions. [2021-03-25 09:52:49,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 620 transitions. [2021-03-25 09:52:49,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:52:49,894 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 620 transitions. [2021-03-25 09:52:49,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 32.63157894736842) internal successors, (620), 19 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:49,897 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 66.0) internal successors, (1320), 20 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:49,897 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 66.0) internal successors, (1320), 20 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:49,897 INFO L185 Difference]: Start difference. First operand has 453 places, 1283 transitions, 37970 flow. Second operand 19 states and 620 transitions. [2021-03-25 09:52:49,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 471 places, 1359 transitions, 43506 flow [2021-03-25 09:52:53,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 465 places, 1359 transitions, 41367 flow, removed 1040 selfloop flow, removed 6 redundant places. [2021-03-25 09:52:53,815 INFO L241 Difference]: Finished difference. Result has 474 places, 1300 transitions, 38916 flow [2021-03-25 09:52:53,816 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=36153, PETRI_DIFFERENCE_MINUEND_PLACES=447, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=537, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=740, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=38916, PETRI_PLACES=474, PETRI_TRANSITIONS=1300} [2021-03-25 09:52:53,816 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 444 predicate places. [2021-03-25 09:52:53,816 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:52:53,816 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 474 places, 1300 transitions, 38916 flow [2021-03-25 09:52:53,816 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 474 places, 1300 transitions, 38916 flow [2021-03-25 09:52:53,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 474 places, 1300 transitions, 38916 flow [2021-03-25 09:52:54,825 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L23-->L22: Formula: (= v_s_2_2 (+ v_s_2_3 v_t_4_2)) InVars {s_2=v_s_2_3, t_4=v_t_4_2} OutVars{s_2=v_s_2_2, t_4=v_t_4_2} AuxVars[] AssignedVars[s_2][494], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 10#L22true, Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), 799#true, Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), 36#L36true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), 557#true, 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i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:54,825 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,825 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,825 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:54,825 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,917 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][52], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 494#(and (or (and 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(<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:54,917 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][784], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 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1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 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(not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:54,918 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:54,918 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:55,132 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][52], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) 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1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 877#(<= i_3 i_7), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 715#true, 460#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 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0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:55,133 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:55,133 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,133 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,133 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,133 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,134 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][784], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1793#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 21#thread3EXITtrue, Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), 23#thread4EXITtrue, Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) 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[2021-03-25 09:52:55,134 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:55,134 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,134 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,134 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,134 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,228 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][52], [1536#true, 1025#(and (<= i_3 i_7) (<= 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n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:55,228 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:52:55,228 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:55,228 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:55,228 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:52:55,348 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][784], [Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), 2315#(<= 0 i_7), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 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s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))]) [2021-03-25 09:52:55,348 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:55,348 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:52:55,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:55,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:52:56,176 INFO L129 PetriNetUnfolder]: 3930/7686 cut-off events. [2021-03-25 09:52:56,176 INFO L130 PetriNetUnfolder]: For 884398/886302 co-relation queries the response was YES. [2021-03-25 09:52:56,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112990 conditions, 7686 events. 3930/7686 cut-off events. For 884398/886302 co-relation queries the response was YES. Maximal size of possible extension queue 883. Compared 67342 event pairs, 182 based on Foata normal form. 172/7122 useless extension candidates. Maximal degree in co-relation 112766. Up to 2829 conditions per place. [2021-03-25 09:52:56,384 INFO L142 LiptonReduction]: Number of co-enabled transitions 3970 [2021-03-25 09:52:56,566 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:52:56,566 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:52:56,567 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2751 [2021-03-25 09:52:56,567 INFO L480 AbstractCegarLoop]: Abstraction has has 474 places, 1300 transitions, 38916 flow [2021-03-25 09:52:56,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:56,567 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:52:56,567 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:52:56,771 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:56,772 INFO L428 AbstractCegarLoop]: === Iteration 51 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:52:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:52:56,772 INFO L82 PathProgramCache]: Analyzing trace with hash 244017775, now seen corresponding path program 1 times [2021-03-25 09:52:56,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:52:56,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132494286] [2021-03-25 09:52:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:52:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:56,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:56,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:56,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:52:56,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:56,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132494286] [2021-03-25 09:52:56,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843562101] [2021-03-25 09:52:56,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:52:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:52:56,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:52:56,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:52:56,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:52:56,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:56,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:56,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:56,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:56,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:56,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:52:56,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:56,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:52:56,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:52:56,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:52:56,889 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:52:56,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:56,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:52:56,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:52:56,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:52:56,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:52:56,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:52:56,898 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:52:56,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:52:56,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:52:56,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870268386] [2021-03-25 09:52:56,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:52:56,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:52:56,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:52:56,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:52:56,899 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 66 [2021-03-25 09:52:56,899 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 474 places, 1300 transitions, 38916 flow. Second operand has 11 states, 11 states have (on average 28.363636363636363) internal successors, (312), 11 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:52:56,899 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:52:56,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 66 [2021-03-25 09:52:56,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:52:59,206 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][302], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 141#(<= 0 i_7), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 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s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:59,206 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:52:59,206 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:59,206 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:59,206 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:52:59,869 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][23], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= 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(<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2358#(and (<= 1 i_7) (<= i_3 1)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:52:59,869 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:52:59,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:59,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:52:59,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:01,485 INFO L129 PetriNetUnfolder]: 4565/8719 cut-off events. [2021-03-25 09:53:01,486 INFO L130 PetriNetUnfolder]: For 1145054/1149273 co-relation queries the response was YES. [2021-03-25 09:53:01,606 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138414 conditions, 8719 events. 4565/8719 cut-off events. For 1145054/1149273 co-relation queries the response was YES. Maximal size of possible extension queue 935. Compared 74579 event pairs, 229 based on Foata normal form. 239/8174 useless extension candidates. Maximal degree in co-relation 138161. Up to 4406 conditions per place. [2021-03-25 09:53:01,662 INFO L132 encePairwiseOnDemand]: 50/66 looper letters, 996 selfloop transitions, 264 changer transitions 1/1431 dead transitions. [2021-03-25 09:53:01,662 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 486 places, 1431 transitions, 47033 flow [2021-03-25 09:53:01,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:53:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:53:01,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 443 transitions. [2021-03-25 09:53:01,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5163170163170163 [2021-03-25 09:53:01,671 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 443 transitions. [2021-03-25 09:53:01,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 443 transitions. [2021-03-25 09:53:01,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:01,671 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 443 transitions. [2021-03-25 09:53:01,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 34.07692307692308) internal successors, (443), 13 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:01,672 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 66.0) internal successors, (924), 14 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:01,672 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 66.0) internal successors, (924), 14 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:01,672 INFO L185 Difference]: Start difference. First operand has 474 places, 1300 transitions, 38916 flow. Second operand 13 states and 443 transitions. [2021-03-25 09:53:01,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 486 places, 1431 transitions, 47033 flow [2021-03-25 09:53:06,279 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 481 places, 1431 transitions, 45607 flow, removed 608 selfloop flow, removed 5 redundant places. [2021-03-25 09:53:06,317 INFO L241 Difference]: Finished difference. Result has 489 places, 1384 transitions, 42426 flow [2021-03-25 09:53:06,318 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=37363, PETRI_DIFFERENCE_MINUEND_PLACES=469, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=191, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1076, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=42426, PETRI_PLACES=489, PETRI_TRANSITIONS=1384} [2021-03-25 09:53:06,318 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 459 predicate places. [2021-03-25 09:53:06,319 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:06,319 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 489 places, 1384 transitions, 42426 flow [2021-03-25 09:53:06,319 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 489 places, 1384 transitions, 42426 flow [2021-03-25 09:53:06,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 489 places, 1384 transitions, 42426 flow [2021-03-25 09:53:09,035 INFO L129 PetriNetUnfolder]: 4473/8705 cut-off events. [2021-03-25 09:53:09,035 INFO L130 PetriNetUnfolder]: For 1085574/1087301 co-relation queries the response was YES. [2021-03-25 09:53:09,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133204 conditions, 8705 events. 4473/8705 cut-off events. For 1085574/1087301 co-relation queries the response was YES. Maximal size of possible extension queue 949. Compared 77294 event pairs, 213 based on Foata normal form. 162/8026 useless extension candidates. Maximal degree in co-relation 132969. Up to 3102 conditions per place. [2021-03-25 09:53:09,270 INFO L142 LiptonReduction]: Number of co-enabled transitions 4274 [2021-03-25 09:53:09,468 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:53:09,468 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:53:09,469 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3150 [2021-03-25 09:53:09,469 INFO L480 AbstractCegarLoop]: Abstraction has has 489 places, 1384 transitions, 42426 flow [2021-03-25 09:53:09,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.363636363636363) internal successors, (312), 11 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:09,469 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:09,469 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:09,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:09,672 INFO L428 AbstractCegarLoop]: === Iteration 52 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:53:09,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:09,672 INFO L82 PathProgramCache]: Analyzing trace with hash 522154466, now seen corresponding path program 1 times [2021-03-25 09:53:09,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:09,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465380887] [2021-03-25 09:53:09,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:09,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:09,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465380887] [2021-03-25 09:53:09,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483505196] [2021-03-25 09:53:09,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:09,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:53:09,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:53:09,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:09,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:09,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:09,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:09,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:09,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:09,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:09,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:09,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,756 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:53:09,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:09,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:09,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:09,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:09,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:09,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:09,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:53:09,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:09,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:09,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:09,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:53:09,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-25 09:53:09,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129722173] [2021-03-25 09:53:09,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 09:53:09,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:09,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 09:53:09,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-25 09:53:09,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 66 [2021-03-25 09:53:09,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 489 places, 1384 transitions, 42426 flow. Second operand has 10 states, 10 states have (on average 28.3) internal successors, (283), 10 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:09,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:09,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 66 [2021-03-25 09:53:09,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:12,085 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][300], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 618#true, 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 2757#(and (<= (+ i_7 2) n_1) (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 2771#(<= 0 i_3), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), 297#(<= 0 i_3), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:12,086 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:12,086 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:12,086 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:12,086 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:12,755 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][23], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, 1711#(and (<= n_1 i_3) (<= 1 i_3)), Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2757#(and (<= (+ i_7 2) n_1) (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:12,755 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:12,755 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:12,755 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:12,755 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:14,182 INFO L129 PetriNetUnfolder]: 4500/8591 cut-off events. [2021-03-25 09:53:14,182 INFO L130 PetriNetUnfolder]: For 1073380/1077249 co-relation queries the response was YES. [2021-03-25 09:53:14,506 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135883 conditions, 8591 events. 4500/8591 cut-off events. For 1073380/1077249 co-relation queries the response was YES. Maximal size of possible extension queue 926. Compared 73210 event pairs, 74 based on Foata normal form. 342/8112 useless extension candidates. Maximal degree in co-relation 135623. Up to 3054 conditions per place. [2021-03-25 09:53:14,561 INFO L132 encePairwiseOnDemand]: 50/66 looper letters, 938 selfloop transitions, 361 changer transitions 1/1470 dead transitions. [2021-03-25 09:53:14,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 505 places, 1470 transitions, 48653 flow [2021-03-25 09:53:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:53:14,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:53:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 558 transitions. [2021-03-25 09:53:14,562 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49732620320855614 [2021-03-25 09:53:14,562 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 558 transitions. [2021-03-25 09:53:14,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 558 transitions. [2021-03-25 09:53:14,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:14,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 558 transitions. [2021-03-25 09:53:14,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 32.8235294117647) internal successors, (558), 17 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:14,564 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 66.0) internal successors, (1188), 18 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:14,564 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 66.0) internal successors, (1188), 18 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:14,564 INFO L185 Difference]: Start difference. First operand has 489 places, 1384 transitions, 42426 flow. Second operand 17 states and 558 transitions. [2021-03-25 09:53:14,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 505 places, 1470 transitions, 48653 flow [2021-03-25 09:53:19,095 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 504 places, 1470 transitions, 45817 flow, removed 1387 selfloop flow, removed 1 redundant places. [2021-03-25 09:53:19,132 INFO L241 Difference]: Finished difference. Result has 509 places, 1411 transitions, 42324 flow [2021-03-25 09:53:19,133 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=39506, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1365, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=319, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1038, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=42324, PETRI_PLACES=509, PETRI_TRANSITIONS=1411} [2021-03-25 09:53:19,133 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 479 predicate places. [2021-03-25 09:53:19,133 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:19,133 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 509 places, 1411 transitions, 42324 flow [2021-03-25 09:53:19,133 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 509 places, 1411 transitions, 42324 flow [2021-03-25 09:53:19,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 509 places, 1411 transitions, 42324 flow [2021-03-25 09:53:21,927 INFO L129 PetriNetUnfolder]: 4320/8392 cut-off events. [2021-03-25 09:53:21,928 INFO L130 PetriNetUnfolder]: For 991197/992688 co-relation queries the response was YES. [2021-03-25 09:53:22,053 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125598 conditions, 8392 events. 4320/8392 cut-off events. For 991197/992688 co-relation queries the response was YES. Maximal size of possible extension queue 939. Compared 74238 event pairs, 192 based on Foata normal form. 169/7791 useless extension candidates. Maximal degree in co-relation 125284. Up to 2990 conditions per place. [2021-03-25 09:53:22,150 INFO L142 LiptonReduction]: Number of co-enabled transitions 4454 [2021-03-25 09:53:22,360 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:53:22,360 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:53:22,360 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3227 [2021-03-25 09:53:22,360 INFO L480 AbstractCegarLoop]: Abstraction has has 509 places, 1411 transitions, 42324 flow [2021-03-25 09:53:22,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.3) internal successors, (283), 10 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:22,360 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:22,360 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:22,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable62 [2021-03-25 09:53:22,561 INFO L428 AbstractCegarLoop]: === Iteration 53 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:53:22,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:22,561 INFO L82 PathProgramCache]: Analyzing trace with hash -318707973, now seen corresponding path program 1 times [2021-03-25 09:53:22,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:22,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081209005] [2021-03-25 09:53:22,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:22,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:22,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:22,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:22,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:22,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:22,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:22,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:22,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081209005] [2021-03-25 09:53:22,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 09:53:22,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 09:53:22,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303454976] [2021-03-25 09:53:22,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 09:53:22,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:22,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 09:53:22,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 09:53:22,595 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 66 [2021-03-25 09:53:22,595 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 509 places, 1411 transitions, 42324 flow. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:22,596 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:22,596 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 66 [2021-03-25 09:53:22,596 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:24,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][383], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), 618#true, Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 2679#(<= 0 i_3), Black: 620#(<= i_7 0), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 2757#(and (<= (+ i_7 2) n_1) (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 2771#(<= 0 i_3), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), 297#(<= 0 i_3), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2863#(<= 0 i_3), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:24,741 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:24,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:24,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:24,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:25,609 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][29], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 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n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select 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(<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:25,609 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:25,609 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:25,609 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:25,609 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:27,057 INFO L129 PetriNetUnfolder]: 4512/8625 cut-off events. [2021-03-25 09:53:27,057 INFO L130 PetriNetUnfolder]: For 1047860/1051931 co-relation queries the response was YES. [2021-03-25 09:53:27,190 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134179 conditions, 8625 events. 4512/8625 cut-off events. For 1047860/1051931 co-relation queries the response was YES. Maximal size of possible extension queue 931. Compared 73900 event pairs, 90 based on Foata normal form. 363/8180 useless extension candidates. Maximal degree in co-relation 133908. Up to 3069 conditions per place. [2021-03-25 09:53:27,250 INFO L132 encePairwiseOnDemand]: 56/66 looper letters, 1026 selfloop transitions, 269 changer transitions 3/1468 dead transitions. [2021-03-25 09:53:27,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 515 places, 1468 transitions, 47336 flow [2021-03-25 09:53:27,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 09:53:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 09:53:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 246 transitions. [2021-03-25 09:53:27,251 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5324675324675324 [2021-03-25 09:53:27,251 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 246 transitions. [2021-03-25 09:53:27,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 246 transitions. [2021-03-25 09:53:27,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:27,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 246 transitions. [2021-03-25 09:53:27,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 35.142857142857146) internal successors, (246), 7 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:27,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 66.0) internal successors, (528), 8 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:27,252 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 66.0) internal successors, (528), 8 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:27,252 INFO L185 Difference]: Start difference. First operand has 509 places, 1411 transitions, 42324 flow. Second operand 7 states and 246 transitions. [2021-03-25 09:53:27,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 515 places, 1468 transitions, 47336 flow [2021-03-25 09:53:32,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 510 places, 1468 transitions, 45799 flow, removed 619 selfloop flow, removed 5 redundant places. [2021-03-25 09:53:32,373 INFO L241 Difference]: Finished difference. Result has 514 places, 1418 transitions, 42448 flow [2021-03-25 09:53:32,374 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=40672, PETRI_DIFFERENCE_MINUEND_PLACES=504, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1405, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=256, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=42448, PETRI_PLACES=514, PETRI_TRANSITIONS=1418} [2021-03-25 09:53:32,374 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 484 predicate places. [2021-03-25 09:53:32,374 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:32,374 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 514 places, 1418 transitions, 42448 flow [2021-03-25 09:53:32,374 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 514 places, 1418 transitions, 42448 flow [2021-03-25 09:53:32,387 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 514 places, 1418 transitions, 42448 flow [2021-03-25 09:53:34,888 INFO L129 PetriNetUnfolder]: 4395/8557 cut-off events. [2021-03-25 09:53:34,889 INFO L130 PetriNetUnfolder]: For 989072/991491 co-relation queries the response was YES. [2021-03-25 09:53:35,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125563 conditions, 8557 events. 4395/8557 cut-off events. For 989072/991491 co-relation queries the response was YES. Maximal size of possible extension queue 940. Compared 75896 event pairs, 184 based on Foata normal form. 183/7921 useless extension candidates. Maximal degree in co-relation 125316. Up to 3004 conditions per place. [2021-03-25 09:53:35,129 INFO L142 LiptonReduction]: Number of co-enabled transitions 4528 [2021-03-25 09:53:35,702 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:53:35,702 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:53:35,702 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3328 [2021-03-25 09:53:35,702 INFO L480 AbstractCegarLoop]: Abstraction has has 514 places, 1418 transitions, 42485 flow [2021-03-25 09:53:35,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:35,702 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:35,702 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:35,702 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2021-03-25 09:53:35,703 INFO L428 AbstractCegarLoop]: === Iteration 54 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:53:35,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:35,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1728124779, now seen corresponding path program 3 times [2021-03-25 09:53:35,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:35,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407387205] [2021-03-25 09:53:35,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:35,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:35,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:35,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407387205] [2021-03-25 09:53:35,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229366646] [2021-03-25 09:53:35,725 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:35,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 09:53:35,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:53:35,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:53:35,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:53:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:35,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:35,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:35,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:35,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:35,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,772 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:53:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:35,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:35,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:35,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:35,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:35,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:35,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:53:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:35,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:35,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:53:35,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:53:35,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307769135] [2021-03-25 09:53:35,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:53:35,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:35,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:53:35,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:53:35,800 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 68 [2021-03-25 09:53:35,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 514 places, 1418 transitions, 42485 flow. Second operand has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:35,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:35,800 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 68 [2021-03-25 09:53:35,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:38,519 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][433], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), 63#true, Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 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1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2863#(<= 0 i_3), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2870#(and (<= i_7 (+ i_3 1)) (<= n_1 (+ i_3 1)) (<= 0 i_3)), Black: 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2874#(and (<= i_7 (+ i_3 1)) (<= n_1 i_3) (<= 0 i_3)), 2882#(<= 0 i_3), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) 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(<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:38,520 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:38,520 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:38,520 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:38,520 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:39,520 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][19], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 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i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and 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1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2946#(and (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:39,521 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,521 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,521 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,521 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,527 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][19], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 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1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:39,527 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:39,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:39,610 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][433], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 618#true, 1130#(<= 0 i_3), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2579#(<= 0 i_7), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 149#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 2757#(and (<= (+ i_7 2) n_1) (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 2771#(<= 0 i_3), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2863#(<= 0 i_3), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2870#(and (<= i_7 (+ i_3 1)) (<= n_1 (+ i_3 1)) (<= 0 i_3)), Black: 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2874#(and (<= i_7 (+ i_3 1)) (<= n_1 i_3) (<= 0 i_3)), 2882#(<= 0 i_3), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:39,611 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:39,611 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:39,611 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:39,611 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:41,100 INFO L129 PetriNetUnfolder]: 4919/9389 cut-off events. [2021-03-25 09:53:41,100 INFO L130 PetriNetUnfolder]: For 1180738/1185522 co-relation queries the response was YES. [2021-03-25 09:53:41,249 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147349 conditions, 9389 events. 4919/9389 cut-off events. For 1180738/1185522 co-relation queries the response was YES. Maximal size of possible extension queue 1024. Compared 81563 event pairs, 101 based on Foata normal form. 430/8928 useless extension candidates. Maximal degree in co-relation 147076. Up to 3332 conditions per place. [2021-03-25 09:53:41,310 INFO L132 encePairwiseOnDemand]: 48/68 looper letters, 907 selfloop transitions, 478 changer transitions 1/1554 dead transitions. [2021-03-25 09:53:41,310 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 528 places, 1554 transitions, 50307 flow [2021-03-25 09:53:41,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:53:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:53:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 502 transitions. [2021-03-25 09:53:41,311 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.492156862745098 [2021-03-25 09:53:41,311 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 502 transitions. [2021-03-25 09:53:41,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 502 transitions. [2021-03-25 09:53:41,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:41,312 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 502 transitions. [2021-03-25 09:53:41,312 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 33.46666666666667) internal successors, (502), 15 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:41,313 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 68.0) internal successors, (1088), 16 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:41,313 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 68.0) internal successors, (1088), 16 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:41,313 INFO L185 Difference]: Start difference. First operand has 514 places, 1418 transitions, 42485 flow. Second operand 15 states and 502 transitions. [2021-03-25 09:53:41,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 528 places, 1554 transitions, 50307 flow [2021-03-25 09:53:46,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 1554 transitions, 49847 flow, removed 170 selfloop flow, removed 2 redundant places. [2021-03-25 09:53:46,737 INFO L241 Difference]: Finished difference. Result has 532 places, 1481 transitions, 46250 flow [2021-03-25 09:53:46,738 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=41262, PETRI_DIFFERENCE_MINUEND_PLACES=512, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1401, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=403, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=941, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=46250, PETRI_PLACES=532, PETRI_TRANSITIONS=1481} [2021-03-25 09:53:46,739 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 502 predicate places. [2021-03-25 09:53:46,739 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:53:46,739 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 532 places, 1481 transitions, 46250 flow [2021-03-25 09:53:46,739 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 532 places, 1481 transitions, 46250 flow [2021-03-25 09:53:46,759 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 532 places, 1481 transitions, 46250 flow [2021-03-25 09:53:49,394 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][38], [1536#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 1043#(<= n_1 i_7), 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, 2640#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2579#(<= 0 i_7), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 636#(<= n_1 i_3), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1711#(and (<= n_1 i_3) (<= 1 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2757#(and (<= (+ i_7 2) n_1) (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1333#(<= n_1 i_7), 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2870#(and (<= i_7 (+ i_3 1)) (<= n_1 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2391#(and (<= 0 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), 878#(<= n_1 i_7), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2960#(and (<= i_7 (+ i_3 1)) (<= n_1 i_3) (<= 0 i_3)), Black: 2946#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 960#(<= n_1 i_7), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2546#(and (<= 0 i_7) (<= n_1 i_7)), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:49,394 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 09:53:49,394 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:53:49,394 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:53:49,394 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:53:49,517 INFO L129 PetriNetUnfolder]: 4766/9277 cut-off events. [2021-03-25 09:53:49,518 INFO L130 PetriNetUnfolder]: For 1196813/1198932 co-relation queries the response was YES. [2021-03-25 09:53:49,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142438 conditions, 9277 events. 4766/9277 cut-off events. For 1196813/1198932 co-relation queries the response was YES. Maximal size of possible extension queue 1033. Compared 83431 event pairs, 206 based on Foata normal form. 169/8554 useless extension candidates. Maximal degree in co-relation 142182. Up to 3250 conditions per place. [2021-03-25 09:53:50,063 INFO L142 LiptonReduction]: Number of co-enabled transitions 4832 [2021-03-25 09:53:50,668 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-25 09:53:50,668 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:53:50,669 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3930 [2021-03-25 09:53:50,669 INFO L480 AbstractCegarLoop]: Abstraction has has 532 places, 1481 transitions, 46295 flow [2021-03-25 09:53:50,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:50,669 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:53:50,669 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:53:50,870 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:50,871 INFO L428 AbstractCegarLoop]: === Iteration 55 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:53:50,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:53:50,871 INFO L82 PathProgramCache]: Analyzing trace with hash 456601518, now seen corresponding path program 1 times [2021-03-25 09:53:50,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:53:50,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123067818] [2021-03-25 09:53:50,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:53:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:50,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:50,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:53:50,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:50,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123067818] [2021-03-25 09:53:50,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264407301] [2021-03-25 09:53:50,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:53:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:53:50,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 09:53:50,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:53:50,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:53:50,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:50,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:50,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:50,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:50,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:53:50,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:53:50,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:50,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:50,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:50,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:53:50,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:53:50,975 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:53:50,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:50,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:53:50,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:53:50,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:53:50,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:53:50,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:53:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:53:50,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:53:50,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-25 09:53:50,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591800458] [2021-03-25 09:53:50,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 09:53:50,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:53:50,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 09:53:50,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-03-25 09:53:50,985 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 70 [2021-03-25 09:53:50,985 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 532 places, 1481 transitions, 46295 flow. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:50,985 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:53:50,985 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 70 [2021-03-25 09:53:50,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:53:53,930 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][432], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 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i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 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i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:53,930 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:53:53,931 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:53,931 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:53,931 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:53:54,857 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][23], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= 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i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), 2972#(<= 0 i_3), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:54,857 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,857 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,857 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,857 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,865 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][23], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 21#thread3EXITtrue, 23#thread4EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and 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213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 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(or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select 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(select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:54,865 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,865 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:54,865 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:54,865 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:54,962 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][432], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 1021#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 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2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2852#(and (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2854#(and (<= n_1 i_3) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2863#(<= 0 i_3), Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2870#(and (<= i_7 (+ i_3 1)) (<= n_1 (+ i_3 1)) (<= 0 i_3)), Black: 2872#(and (<= n_1 i_3) (<= 0 i_3)), 2882#(<= 0 i_3), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, Black: 2960#(and (<= i_7 (+ i_3 1)) (<= n_1 i_3) (<= 0 i_3)), Black: 2946#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), 2972#(<= 0 i_3), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:53:54,962 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:53:54,962 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:54,962 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:54,962 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:53:56,787 INFO L129 PetriNetUnfolder]: 4986/9535 cut-off events. [2021-03-25 09:53:56,787 INFO L130 PetriNetUnfolder]: For 1305132/1309398 co-relation queries the response was YES. [2021-03-25 09:53:56,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 155228 conditions, 9535 events. 4986/9535 cut-off events. For 1305132/1309398 co-relation queries the response was YES. Maximal size of possible extension queue 1040. Compared 83089 event pairs, 230 based on Foata normal form. 150/8822 useless extension candidates. Maximal degree in co-relation 154946. Up to 3932 conditions per place. [2021-03-25 09:53:57,007 INFO L132 encePairwiseOnDemand]: 49/70 looper letters, 920 selfloop transitions, 468 changer transitions 0/1552 dead transitions. [2021-03-25 09:53:57,008 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 541 places, 1552 transitions, 51847 flow [2021-03-25 09:53:57,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:53:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:53:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 381 transitions. [2021-03-25 09:53:57,009 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4948051948051948 [2021-03-25 09:53:57,009 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 381 transitions. [2021-03-25 09:53:57,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 381 transitions. [2021-03-25 09:53:57,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:53:57,009 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 381 transitions. [2021-03-25 09:53:57,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 34.63636363636363) internal successors, (381), 11 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:57,010 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:57,010 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:53:57,010 INFO L185 Difference]: Start difference. First operand has 532 places, 1481 transitions, 46295 flow. Second operand 11 states and 381 transitions. [2021-03-25 09:53:57,010 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 541 places, 1552 transitions, 51847 flow [2021-03-25 09:54:04,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 533 places, 1552 transitions, 50050 flow, removed 574 selfloop flow, removed 8 redundant places. [2021-03-25 09:54:04,461 INFO L241 Difference]: Finished difference. Result has 537 places, 1503 transitions, 47149 flow [2021-03-25 09:54:04,462 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=44362, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1471, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=436, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1018, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=47149, PETRI_PLACES=537, PETRI_TRANSITIONS=1503} [2021-03-25 09:54:04,462 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 507 predicate places. [2021-03-25 09:54:04,462 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:54:04,462 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 537 places, 1503 transitions, 47149 flow [2021-03-25 09:54:04,462 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 537 places, 1503 transitions, 47149 flow [2021-03-25 09:54:04,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 537 places, 1503 transitions, 47149 flow [2021-03-25 09:54:07,344 INFO L129 PetriNetUnfolder]: 4849/9449 cut-off events. [2021-03-25 09:54:07,344 INFO L130 PetriNetUnfolder]: For 1067066/1069209 co-relation queries the response was YES. [2021-03-25 09:54:07,857 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142415 conditions, 9449 events. 4849/9449 cut-off events. For 1067066/1069209 co-relation queries the response was YES. Maximal size of possible extension queue 1050. Compared 85095 event pairs, 207 based on Foata normal form. 159/8744 useless extension candidates. Maximal degree in co-relation 142158. Up to 3362 conditions per place. [2021-03-25 09:54:07,974 INFO L142 LiptonReduction]: Number of co-enabled transitions 4862 [2021-03-25 09:54:08,199 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:54:08,199 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:54:08,200 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3738 [2021-03-25 09:54:08,200 INFO L480 AbstractCegarLoop]: Abstraction has has 537 places, 1503 transitions, 47149 flow [2021-03-25 09:54:08,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:08,200 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:54:08,200 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:54:08,400 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2021-03-25 09:54:08,400 INFO L428 AbstractCegarLoop]: === Iteration 56 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:54:08,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:54:08,401 INFO L82 PathProgramCache]: Analyzing trace with hash 419739738, now seen corresponding path program 1 times [2021-03-25 09:54:08,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:54:08,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683226262] [2021-03-25 09:54:08,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:54:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:08,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:08,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:54:08,441 INFO L142 QuantifierPusher]: treesize reduction 29, result has 63.3 percent of original size [2021-03-25 09:54:08,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 09:54:08,466 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-25 09:54:08,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:08,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:54:08,501 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:54:08,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:08,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683226262] [2021-03-25 09:54:08,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388623980] [2021-03-25 09:54:08,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:08,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:54:08,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:54:08,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:08,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:08,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:08,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:54:08,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:54:08,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:54:08,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:54:08,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:08,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:54:08,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:54:08,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:08,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:54:08,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,653 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.0 percent of original size [2021-03-25 09:54:08,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:08,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:54:08,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:54:08,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:08,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:54:08,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:08,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:08,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:08,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:54:08,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:54:08,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:54:08,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:54:08,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-03-25 09:54:08,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,664 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:54:08,669 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,670 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:54:08,670 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:7 [2021-03-25 09:54:08,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:08,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:08,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:08,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:08,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:54:08,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2021-03-25 09:54:08,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799909664] [2021-03-25 09:54:08,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:54:08,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:54:08,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:54:08,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:54:08,689 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 70 [2021-03-25 09:54:08,689 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 537 places, 1503 transitions, 47149 flow. Second operand has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:08,689 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:54:08,689 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 70 [2021-03-25 09:54:08,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:54:15,211 INFO L129 PetriNetUnfolder]: 6490/11369 cut-off events. [2021-03-25 09:54:15,212 INFO L130 PetriNetUnfolder]: For 1301163/1301267 co-relation queries the response was YES. [2021-03-25 09:54:15,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179785 conditions, 11369 events. 6490/11369 cut-off events. For 1301163/1301267 co-relation queries the response was YES. Maximal size of possible extension queue 1082. Compared 91203 event pairs, 680 based on Foata normal form. 33/10597 useless extension candidates. Maximal degree in co-relation 179502. Up to 9122 conditions per place. [2021-03-25 09:54:15,461 INFO L132 encePairwiseOnDemand]: 48/70 looper letters, 1465 selfloop transitions, 104 changer transitions 2/1582 dead transitions. [2021-03-25 09:54:15,461 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 547 places, 1582 transitions, 53004 flow [2021-03-25 09:54:15,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:54:15,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:54:15,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 322 transitions. [2021-03-25 09:54:15,462 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.41818181818181815 [2021-03-25 09:54:15,462 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 322 transitions. [2021-03-25 09:54:15,462 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 322 transitions. [2021-03-25 09:54:15,462 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:54:15,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 322 transitions. [2021-03-25 09:54:15,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 29.272727272727273) internal successors, (322), 11 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:15,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:15,463 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:15,463 INFO L185 Difference]: Start difference. First operand has 537 places, 1503 transitions, 47149 flow. Second operand 11 states and 322 transitions. [2021-03-25 09:54:15,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 547 places, 1582 transitions, 53004 flow [2021-03-25 09:54:22,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 537 places, 1582 transitions, 52190 flow, removed 205 selfloop flow, removed 10 redundant places. [2021-03-25 09:54:22,429 INFO L241 Difference]: Finished difference. Result has 541 places, 1539 transitions, 47857 flow [2021-03-25 09:54:22,430 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=46411, PETRI_DIFFERENCE_MINUEND_PLACES=527, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1503, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1408, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=47857, PETRI_PLACES=541, PETRI_TRANSITIONS=1539} [2021-03-25 09:54:22,430 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 511 predicate places. [2021-03-25 09:54:22,430 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:54:22,430 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 541 places, 1539 transitions, 47857 flow [2021-03-25 09:54:22,430 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 541 places, 1539 transitions, 47857 flow [2021-03-25 09:54:22,448 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 541 places, 1539 transitions, 47857 flow [2021-03-25 09:54:24,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][33], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), 63#true, Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 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1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:54:24,430 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:54:24,430 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:24,430 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:24,430 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:54:24,431 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1187], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 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(<= 0 i_7) (<= i_3 (+ i_7 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, 2848#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3) (<= (+ i_7 1) i_3)), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), 3047#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:54:24,431 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:54:24,431 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:54:24,431 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:24,431 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:25,901 INFO L129 PetriNetUnfolder]: 4986/9619 cut-off events. [2021-03-25 09:54:25,901 INFO L130 PetriNetUnfolder]: For 1049987/1053986 co-relation queries the response was YES. [2021-03-25 09:54:26,063 INFO L84 FinitePrefix]: Finished finitePrefix Result has 143264 conditions, 9619 events. 4986/9619 cut-off events. For 1049987/1053986 co-relation queries the response was YES. Maximal size of possible extension queue 1098. Compared 86029 event pairs, 212 based on Foata normal form. 280/9041 useless extension candidates. Maximal degree in co-relation 143013. Up to 3413 conditions per place. [2021-03-25 09:54:26,387 INFO L142 LiptonReduction]: Number of co-enabled transitions 4970 [2021-03-25 09:54:27,119 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-25 09:54:27,120 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:54:27,120 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4690 [2021-03-25 09:54:27,120 INFO L480 AbstractCegarLoop]: Abstraction has has 541 places, 1539 transitions, 47911 flow [2021-03-25 09:54:27,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:27,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:54:27,120 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:54:27,321 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:27,321 INFO L428 AbstractCegarLoop]: === Iteration 57 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:54:27,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:54:27,321 INFO L82 PathProgramCache]: Analyzing trace with hash 315466872, now seen corresponding path program 2 times [2021-03-25 09:54:27,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:54:27,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947386314] [2021-03-25 09:54:27,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:54:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:27,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:27,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:54:27,361 INFO L142 QuantifierPusher]: treesize reduction 29, result has 63.3 percent of original size [2021-03-25 09:54:27,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 09:54:27,385 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-25 09:54:27,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:27,396 INFO L142 QuantifierPusher]: treesize reduction 17, result has 59.5 percent of original size [2021-03-25 09:54:27,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:27,410 INFO L142 QuantifierPusher]: treesize reduction 26, result has 46.9 percent of original size [2021-03-25 09:54:27,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:54:27,423 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:54:27,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:27,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947386314] [2021-03-25 09:54:27,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969315719] [2021-03-25 09:54:27,424 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:27,446 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:54:27,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:54:27,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-25 09:54:27,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:54:27,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:27,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:27,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:27,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:27,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:27,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:27,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:27,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:27,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:27,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:27,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:27,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:27,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:27,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:54:27,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:54:27,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:54:27,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:54:27,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:54:27,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,525 INFO L147 QuantifierPusher]: treesize reduction 2, result has 95.9 percent of original size 47 [2021-03-25 09:54:27,525 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.0 percent of original size [2021-03-25 09:54:27,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,527 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-25 09:54:27,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:27,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:54:27,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:54:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:54:27,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:27,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:27,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:27,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:54:27,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:54:27,550 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 31 [2021-03-25 09:54:27,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,551 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:54:27,552 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,553 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.5 percent of original size [2021-03-25 09:54:27,553 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:54:27,554 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:54:27,556 INFO L147 QuantifierPusher]: treesize reduction 2, result has 95.1 percent of original size 39 [2021-03-25 09:54:27,557 INFO L147 QuantifierPusher]: treesize reduction 2, result has 95.1 percent of original size 39 [2021-03-25 09:54:27,558 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.1 percent of original size [2021-03-25 09:54:27,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:54:27,558 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:54:27,607 INFO L628 ElimStorePlain]: treesize reduction 6, result has 88.9 percent of original size [2021-03-25 09:54:27,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,609 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:54:27,609 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,611 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:54:27,612 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,613 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-03-25 09:54:27,614 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size 49 [2021-03-25 09:54:27,615 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-25 09:54:27,615 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:54:27,615 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:61 [2021-03-25 09:54:27,616 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size [2021-03-25 09:54:27,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 09:54:27,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 09:54:27,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:54:27,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:27,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:27,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,689 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.6 percent of original size 40 [2021-03-25 09:54:27,690 INFO L142 QuantifierPusher]: treesize reduction -1, result has 102.6 percent of original size [2021-03-25 09:54:27,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:54:27,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:54:27,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:54:27,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:54:27,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:54:27,732 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-25 09:54:27,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:27,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:27,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:54:27,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,738 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:54:27,739 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:27,740 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size [2021-03-25 09:54:27,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:27,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:27,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:27,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:54:27,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2021-03-25 09:54:27,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93114356] [2021-03-25 09:54:27,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:54:27,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:54:27,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:54:27,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:54:27,767 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 72 [2021-03-25 09:54:27,768 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 541 places, 1539 transitions, 47911 flow. Second operand has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:27,768 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:54:27,768 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 72 [2021-03-25 09:54:27,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:54:35,056 INFO L129 PetriNetUnfolder]: 6567/11529 cut-off events. [2021-03-25 09:54:35,056 INFO L130 PetriNetUnfolder]: For 1254609/1254701 co-relation queries the response was YES. [2021-03-25 09:54:35,238 INFO L84 FinitePrefix]: Finished finitePrefix Result has 180117 conditions, 11529 events. 6567/11529 cut-off events. For 1254609/1254701 co-relation queries the response was YES. Maximal size of possible extension queue 1101. Compared 92958 event pairs, 668 based on Foata normal form. 30/10728 useless extension candidates. Maximal degree in co-relation 179836. Up to 9218 conditions per place. [2021-03-25 09:54:35,318 INFO L132 encePairwiseOnDemand]: 48/72 looper letters, 1448 selfloop transitions, 128 changer transitions 14/1601 dead transitions. [2021-03-25 09:54:35,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 555 places, 1601 transitions, 53038 flow [2021-03-25 09:54:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:54:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:54:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 429 transitions. [2021-03-25 09:54:35,319 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3972222222222222 [2021-03-25 09:54:35,319 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 429 transitions. [2021-03-25 09:54:35,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 429 transitions. [2021-03-25 09:54:35,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:54:35,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 429 transitions. [2021-03-25 09:54:35,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 28.6) internal successors, (429), 15 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:35,320 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 72.0) internal successors, (1152), 16 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:35,320 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 72.0) internal successors, (1152), 16 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:35,320 INFO L185 Difference]: Start difference. First operand has 541 places, 1539 transitions, 47911 flow. Second operand 15 states and 429 transitions. [2021-03-25 09:54:35,320 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 555 places, 1601 transitions, 53038 flow [2021-03-25 09:54:42,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 551 places, 1601 transitions, 52537 flow, removed 192 selfloop flow, removed 4 redundant places. [2021-03-25 09:54:42,155 INFO L241 Difference]: Finished difference. Result has 556 places, 1564 transitions, 48632 flow [2021-03-25 09:54:42,156 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=47410, PETRI_DIFFERENCE_MINUEND_PLACES=537, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=108, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1419, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=48632, PETRI_PLACES=556, PETRI_TRANSITIONS=1564} [2021-03-25 09:54:42,156 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 526 predicate places. [2021-03-25 09:54:42,156 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:54:42,156 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 556 places, 1564 transitions, 48632 flow [2021-03-25 09:54:42,157 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 556 places, 1564 transitions, 48632 flow [2021-03-25 09:54:42,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 556 places, 1564 transitions, 48632 flow [2021-03-25 09:54:44,251 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][33], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 632#true, Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1))) (and (<= (+ t_4 s_2) s_6) (<= i_3 2) (< 1 i_3) (<= s_6 (+ t_4 s_2))))), Black: 3132#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3167#(and (< 1 n_1) (or (and (<= i_3 2) (<= s_2 s_6) (< 1 i_3) (<= s_6 s_2)) (and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2))) (not (= 2 i_3))))), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2842#(and (<= i_7 1) (<= 1 i_3) 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i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2863#(<= 0 i_3), 1328#true, Black: 305#(and (<= n_1 i_3) (<= 0 i_3)), 309#true, Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= 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n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:54:44,252 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1210], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 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1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), 3047#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:54:44,252 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:54:44,252 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:54:45,426 INFO L129 PetriNetUnfolder]: 4979/9644 cut-off events. [2021-03-25 09:54:45,427 INFO L130 PetriNetUnfolder]: For 1048225/1051649 co-relation queries the response was YES. [2021-03-25 09:54:45,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 144136 conditions, 9644 events. 4979/9644 cut-off events. For 1048225/1051649 co-relation queries the response was YES. Maximal size of possible extension queue 1108. Compared 86548 event pairs, 210 based on Foata normal form. 197/8986 useless extension candidates. Maximal degree in co-relation 143880. Up to 3410 conditions per place. [2021-03-25 09:54:45,712 INFO L142 LiptonReduction]: Number of co-enabled transitions 5018 [2021-03-25 09:54:46,427 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-25 09:54:46,427 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:54:46,427 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4271 [2021-03-25 09:54:46,427 INFO L480 AbstractCegarLoop]: Abstraction has has 556 places, 1564 transitions, 48683 flow [2021-03-25 09:54:46,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:46,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:54:46,428 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:54:46,628 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-03-25 09:54:46,628 INFO L428 AbstractCegarLoop]: === Iteration 58 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:54:46,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:54:46,629 INFO L82 PathProgramCache]: Analyzing trace with hash -199811844, now seen corresponding path program 1 times [2021-03-25 09:54:46,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:54:46,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079400778] [2021-03-25 09:54:46,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:54:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:46,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:46,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:54:46,662 INFO L142 QuantifierPusher]: treesize reduction 17, result has 70.7 percent of original size [2021-03-25 09:54:46,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:54:46,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:54:46,692 INFO L142 QuantifierPusher]: treesize reduction 17, result has 59.5 percent of original size [2021-03-25 09:54:46,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:46,712 INFO L142 QuantifierPusher]: treesize reduction 26, result has 46.9 percent of original size [2021-03-25 09:54:46,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:54:46,728 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:54:46,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:46,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079400778] [2021-03-25 09:54:46,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216821269] [2021-03-25 09:54:46,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:54:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:54:46,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:54:46,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:54:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:54:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:54:46,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:54:46,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:46,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:46,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:54:46,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:54:46,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:54:46,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 09:54:46,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,833 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.6 percent of original size [2021-03-25 09:54:46,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:54:46,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:54:46,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:54:46,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:54:46,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:54:46,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:54:46,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:54:46,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:54:46,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:54:46,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:54:46,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:54:46,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-03-25 09:54:46,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:46,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:46,851 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:54:46,856 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:46,857 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:54:46,857 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:11 [2021-03-25 09:54:46,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:46,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:54:46,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:54:46,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:54:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:54:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:54:46,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:54:46,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-25 09:54:46,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321771282] [2021-03-25 09:54:46,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:54:46,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:54:46,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:54:46,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:54:46,886 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 74 [2021-03-25 09:54:46,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 1564 transitions, 48683 flow. Second operand has 11 states, 11 states have (on average 23.272727272727273) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:46,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:54:46,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 74 [2021-03-25 09:54:46,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:54:53,801 INFO L129 PetriNetUnfolder]: 6676/11708 cut-off events. [2021-03-25 09:54:53,801 INFO L130 PetriNetUnfolder]: For 1278098/1278202 co-relation queries the response was YES. [2021-03-25 09:54:53,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183792 conditions, 11708 events. 6676/11708 cut-off events. For 1278098/1278202 co-relation queries the response was YES. Maximal size of possible extension queue 1113. Compared 94474 event pairs, 659 based on Foata normal form. 33/10899 useless extension candidates. Maximal degree in co-relation 183506. Up to 9332 conditions per place. [2021-03-25 09:54:54,283 INFO L132 encePairwiseOnDemand]: 49/74 looper letters, 1489 selfloop transitions, 119 changer transitions 14/1633 dead transitions. [2021-03-25 09:54:54,284 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 1633 transitions, 54241 flow [2021-03-25 09:54:54,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 09:54:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 09:54:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 322 transitions. [2021-03-25 09:54:54,284 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3955773955773956 [2021-03-25 09:54:54,285 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 322 transitions. [2021-03-25 09:54:54,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 322 transitions. [2021-03-25 09:54:54,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:54:54,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 322 transitions. [2021-03-25 09:54:54,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 29.272727272727273) internal successors, (322), 11 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:54,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 74.0) internal successors, (888), 12 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:54,286 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 74.0) internal successors, (888), 12 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:54:54,286 INFO L185 Difference]: Start difference. First operand has 556 places, 1564 transitions, 48683 flow. Second operand 11 states and 322 transitions. [2021-03-25 09:54:54,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 1633 transitions, 54241 flow [2021-03-25 09:55:01,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 1633 transitions, 53854 flow, removed 160 selfloop flow, removed 5 redundant places. [2021-03-25 09:55:01,716 INFO L241 Difference]: Finished difference. Result has 564 places, 1591 transitions, 49474 flow [2021-03-25 09:55:01,717 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=74, PETRI_DIFFERENCE_MINUEND_FLOW=48296, PETRI_DIFFERENCE_MINUEND_PLACES=551, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=97, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1460, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=49474, PETRI_PLACES=564, PETRI_TRANSITIONS=1591} [2021-03-25 09:55:01,717 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 534 predicate places. [2021-03-25 09:55:01,717 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:55:01,717 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 564 places, 1591 transitions, 49474 flow [2021-03-25 09:55:01,717 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 564 places, 1591 transitions, 49474 flow [2021-03-25 09:55:01,732 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 564 places, 1591 transitions, 49474 flow [2021-03-25 09:55:03,623 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][32], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 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(not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:03,624 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:03,624 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:03,624 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:03,624 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:03,627 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1222], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) 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s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:03,627 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:03,627 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:03,627 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:03,627 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:04,847 INFO L129 PetriNetUnfolder]: 5097/9820 cut-off events. [2021-03-25 09:55:04,847 INFO L130 PetriNetUnfolder]: For 1078837/1082892 co-relation queries the response was YES. [2021-03-25 09:55:05,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147037 conditions, 9820 events. 5097/9820 cut-off events. For 1078837/1082892 co-relation queries the response was YES. Maximal size of possible extension queue 1114. Compared 88062 event pairs, 217 based on Foata normal form. 259/9192 useless extension candidates. Maximal degree in co-relation 146777. Up to 3446 conditions per place. [2021-03-25 09:55:05,152 INFO L142 LiptonReduction]: Number of co-enabled transitions 5100 [2021-03-25 09:55:05,419 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-03-25 09:55:06,147 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:55:06,147 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:55:06,147 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4430 [2021-03-25 09:55:06,147 INFO L480 AbstractCegarLoop]: Abstraction has has 564 places, 1591 transitions, 49528 flow [2021-03-25 09:55:06,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.272727272727273) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:06,147 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:55:06,147 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:55:06,369 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2021-03-25 09:55:06,369 INFO L428 AbstractCegarLoop]: === Iteration 59 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:55:06,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:55:06,369 INFO L82 PathProgramCache]: Analyzing trace with hash -891218811, now seen corresponding path program 1 times [2021-03-25 09:55:06,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:55:06,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436799857] [2021-03-25 09:55:06,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:55:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:06,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:06,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,403 INFO L142 QuantifierPusher]: treesize reduction 92, result has 41.4 percent of original size [2021-03-25 09:55:06,405 INFO L147 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size 58 [2021-03-25 09:55:06,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:55:06,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:55:06,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:55:06,467 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:55:06,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:06,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436799857] [2021-03-25 09:55:06,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327968748] [2021-03-25 09:55:06,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:06,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-25 09:55:06,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:55:06,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:06,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:06,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:06,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:06,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:06,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:55:06,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:55:06,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:55:06,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:55:06,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:55:06,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:55:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:55:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:55:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,611 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.0 percent of original size 48 [2021-03-25 09:55:06,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.1 percent of original size [2021-03-25 09:55:06,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:55:06,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:55:06,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:55:06,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:55:06,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:55:06,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:06,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:55:06,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:55:06,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:55:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:55:06,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:55:06,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:55:06,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-03-25 09:55:06,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,627 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:55:06,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,633 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:55:06,633 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:7 [2021-03-25 09:55:06,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:06,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:06,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:06,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:06,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:55:06,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-03-25 09:55:06,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302727879] [2021-03-25 09:55:06,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:55:06,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:55:06,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:55:06,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:55:06,655 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 76 [2021-03-25 09:55:06,656 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 1591 transitions, 49528 flow. Second operand has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:06,656 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:55:06,656 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 76 [2021-03-25 09:55:06,656 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:55:14,168 INFO L129 PetriNetUnfolder]: 6753/11849 cut-off events. [2021-03-25 09:55:14,168 INFO L130 PetriNetUnfolder]: For 1320664/1320740 co-relation queries the response was YES. [2021-03-25 09:55:14,363 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187794 conditions, 11849 events. 6753/11849 cut-off events. For 1320664/1320740 co-relation queries the response was YES. Maximal size of possible extension queue 1136. Compared 95848 event pairs, 674 based on Foata normal form. 18/11014 useless extension candidates. Maximal degree in co-relation 187504. Up to 9478 conditions per place. [2021-03-25 09:55:14,440 INFO L132 encePairwiseOnDemand]: 52/76 looper letters, 1534 selfloop transitions, 106 changer transitions 2/1653 dead transitions. [2021-03-25 09:55:14,440 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 1653 transitions, 55139 flow [2021-03-25 09:55:14,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 09:55:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 09:55:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 303 transitions. [2021-03-25 09:55:14,441 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3986842105263158 [2021-03-25 09:55:14,441 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 303 transitions. [2021-03-25 09:55:14,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 303 transitions. [2021-03-25 09:55:14,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:55:14,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 303 transitions. [2021-03-25 09:55:14,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 30.3) internal successors, (303), 10 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:14,442 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 76.0) internal successors, (836), 11 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:14,442 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 76.0) internal successors, (836), 11 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:14,442 INFO L185 Difference]: Start difference. First operand has 564 places, 1591 transitions, 49528 flow. Second operand 10 states and 303 transitions. [2021-03-25 09:55:14,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 1653 transitions, 55139 flow [2021-03-25 09:55:21,919 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 569 places, 1653 transitions, 54845 flow, removed 114 selfloop flow, removed 4 redundant places. [2021-03-25 09:55:21,951 INFO L241 Difference]: Finished difference. Result has 573 places, 1611 transitions, 50377 flow [2021-03-25 09:55:21,952 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=76, PETRI_DIFFERENCE_MINUEND_FLOW=49248, PETRI_DIFFERENCE_MINUEND_PLACES=560, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1591, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1487, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=50377, PETRI_PLACES=573, PETRI_TRANSITIONS=1611} [2021-03-25 09:55:21,952 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 543 predicate places. [2021-03-25 09:55:21,952 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:55:21,952 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 573 places, 1611 transitions, 50377 flow [2021-03-25 09:55:21,952 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 573 places, 1611 transitions, 50377 flow [2021-03-25 09:55:21,967 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 573 places, 1611 transitions, 50377 flow [2021-03-25 09:55:24,057 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][30], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 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n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:24,057 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:24,057 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:24,057 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:24,058 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:24,058 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1248], [1536#true, 4#L67true, Black: 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i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), 373#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:24,058 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:24,058 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:24,058 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:24,058 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:25,340 INFO L129 PetriNetUnfolder]: 5144/9946 cut-off events. [2021-03-25 09:55:25,340 INFO L130 PetriNetUnfolder]: For 1101635/1105612 co-relation queries the response was YES. [2021-03-25 09:55:25,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149843 conditions, 9946 events. 5144/9946 cut-off events. For 1101635/1105612 co-relation queries the response was YES. Maximal size of possible extension queue 1143. Compared 89884 event pairs, 214 based on Foata normal form. 252/9307 useless extension candidates. Maximal degree in co-relation 149578. Up to 3493 conditions per place. [2021-03-25 09:55:25,646 INFO L142 LiptonReduction]: Number of co-enabled transitions 5206 [2021-03-25 09:55:26,952 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:55:26,952 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:55:26,952 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5000 [2021-03-25 09:55:26,953 INFO L480 AbstractCegarLoop]: Abstraction has has 573 places, 1611 transitions, 50445 flow [2021-03-25 09:55:26,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:26,953 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:55:26,953 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:55:27,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:27,153 INFO L428 AbstractCegarLoop]: === Iteration 60 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:55:27,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:55:27,154 INFO L82 PathProgramCache]: Analyzing trace with hash -1673603006, now seen corresponding path program 1 times [2021-03-25 09:55:27,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:55:27,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130486720] [2021-03-25 09:55:27,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:55:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:27,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:27,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:27,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:27,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130486720] [2021-03-25 09:55:27,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4313371] [2021-03-25 09:55:27,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:27,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:55:27,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:55:27,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:27,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:27,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:27,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:27,260 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:55:27,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:55:27,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:27,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:55:27,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:55:27,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:27,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:27,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:55:27,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:55:27,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175708201] [2021-03-25 09:55:27,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:55:27,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:55:27,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:55:27,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:55:27,272 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 78 [2021-03-25 09:55:27,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 1611 transitions, 50445 flow. Second operand has 11 states, 11 states have (on average 28.181818181818183) internal successors, (310), 11 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:27,272 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:55:27,272 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 78 [2021-03-25 09:55:27,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:55:30,929 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][340], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= 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(and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1))) (and (<= (+ t_4 s_2) s_6) (<= i_3 2) (< 1 i_3) (<= s_6 (+ t_4 s_2))))), Black: 3132#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3167#(and (< 1 n_1) (or (and (<= i_3 2) (<= s_2 s_6) (< 1 i_3) (<= s_6 s_2)) (and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2))) (not (= 2 i_3))))), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 3210#true, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ 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i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:30,929 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:55:30,929 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:30,929 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:30,929 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:32,094 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][22], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 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(+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:32,095 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:55:32,095 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:32,095 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:32,095 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:34,368 INFO L129 PetriNetUnfolder]: 5361/10233 cut-off events. [2021-03-25 09:55:34,368 INFO L130 PetriNetUnfolder]: For 1187587/1192526 co-relation queries the response was YES. [2021-03-25 09:55:34,546 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163280 conditions, 10233 events. 5361/10233 cut-off events. For 1187587/1192526 co-relation queries the response was YES. Maximal size of possible extension queue 1139. Compared 90172 event pairs, 233 based on Foata normal form. 211/9543 useless extension candidates. Maximal degree in co-relation 162985. Up to 3981 conditions per place. [2021-03-25 09:55:34,615 INFO L132 encePairwiseOnDemand]: 52/78 looper letters, 958 selfloop transitions, 556 changer transitions 0/1709 dead transitions. [2021-03-25 09:55:34,615 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 587 places, 1709 transitions, 57381 flow [2021-03-25 09:55:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-25 09:55:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-25 09:55:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 517 transitions. [2021-03-25 09:55:34,616 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44188034188034186 [2021-03-25 09:55:34,616 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 517 transitions. [2021-03-25 09:55:34,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 517 transitions. [2021-03-25 09:55:34,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:55:34,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 517 transitions. [2021-03-25 09:55:34,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 34.46666666666667) internal successors, (517), 15 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:34,618 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 78.0) internal successors, (1248), 16 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:34,618 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 78.0) internal successors, (1248), 16 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:34,618 INFO L185 Difference]: Start difference. First operand has 573 places, 1611 transitions, 50445 flow. Second operand 15 states and 517 transitions. [2021-03-25 09:55:34,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 587 places, 1709 transitions, 57381 flow [2021-03-25 09:55:41,617 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 584 places, 1709 transitions, 57038 flow, removed 139 selfloop flow, removed 3 redundant places. [2021-03-25 09:55:41,651 INFO L241 Difference]: Finished difference. Result has 588 places, 1645 transitions, 53440 flow [2021-03-25 09:55:41,652 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=78, PETRI_DIFFERENCE_MINUEND_FLOW=50154, PETRI_DIFFERENCE_MINUEND_PLACES=570, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1611, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=522, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1079, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=53440, PETRI_PLACES=588, PETRI_TRANSITIONS=1645} [2021-03-25 09:55:41,652 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 558 predicate places. [2021-03-25 09:55:41,652 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:55:41,652 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 588 places, 1645 transitions, 53440 flow [2021-03-25 09:55:41,653 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 588 places, 1645 transitions, 53440 flow [2021-03-25 09:55:41,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 588 places, 1645 transitions, 53440 flow [2021-03-25 09:55:44,133 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][32], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 632#true, Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1))) (and (<= (+ t_4 s_2) s_6) (<= i_3 2) (< 1 i_3) (<= s_6 (+ t_4 s_2))))), Black: 3132#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3167#(and (< 1 n_1) (or (and (<= i_3 2) (<= s_2 s_6) (< 1 i_3) (<= s_6 s_2)) (and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2))) (not (= 2 i_3))))), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 3210#true, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 3216#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 3217#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), Black: 3278#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), 3283#true, Black: 213#(< n_1 (+ i_3 1)), Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3348#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3350#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 2842#(and (<= i_7 1) (<= 1 i_3) (<= (+ i_7 1) i_3)), Black: 3320#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3290#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 2331#(<= 0 i_7), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), 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i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:44,133 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:44,133 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:44,133 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:44,133 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:44,134 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1260], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= 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i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 3440#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), 373#true, Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), 3047#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:44,134 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:55:44,134 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:44,134 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:44,134 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:55:45,134 INFO L129 PetriNetUnfolder]: 5283/10188 cut-off events. [2021-03-25 09:55:45,135 INFO L130 PetriNetUnfolder]: For 1191861/1195923 co-relation queries the response was YES. [2021-03-25 09:55:45,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158635 conditions, 10188 events. 5283/10188 cut-off events. For 1191861/1195923 co-relation queries the response was YES. Maximal size of possible extension queue 1148. Compared 92012 event pairs, 219 based on Foata normal form. 227/9509 useless extension candidates. Maximal degree in co-relation 158364. Up to 3642 conditions per place. [2021-03-25 09:55:45,778 INFO L142 LiptonReduction]: Number of co-enabled transitions 5364 [2021-03-25 09:55:46,085 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:55:46,085 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:55:46,086 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4434 [2021-03-25 09:55:46,086 INFO L480 AbstractCegarLoop]: Abstraction has has 588 places, 1645 transitions, 53440 flow [2021-03-25 09:55:46,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.181818181818183) internal successors, (310), 11 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:46,086 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:55:46,086 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:55:46,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:46,286 INFO L428 AbstractCegarLoop]: === Iteration 61 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:55:46,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:55:46,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1579800314, now seen corresponding path program 1 times [2021-03-25 09:55:46,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:55:46,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917024072] [2021-03-25 09:55:46,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:55:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:46,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:46,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:46,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:55:46,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:46,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917024072] [2021-03-25 09:55:46,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039741430] [2021-03-25 09:55:46,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:55:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:55:46,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:55:46,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:55:46,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:55:46,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:46,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:46,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:46,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,358 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:55:46,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:55:46,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:55:46,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:46,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:55:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:55:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:55:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:55:46,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:55:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:55:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:55:46,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:55:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:55:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:55:46,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:55:46,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:55:46,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398702097] [2021-03-25 09:55:46,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:55:46,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:55:46,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:55:46,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:55:46,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 78 [2021-03-25 09:55:46,400 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 588 places, 1645 transitions, 53440 flow. Second operand has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:46,400 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:55:46,400 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 78 [2021-03-25 09:55:46,400 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:55:49,718 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][76], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), 2153#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7))), 1130#(<= 0 i_3), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or 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Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:49,719 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:55:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:55:50,448 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the 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s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:50,448 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 09:55:50,448 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:55:50,448 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:55:50,448 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:55:50,788 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][27], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 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(or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:50,789 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:55:50,789 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:50,789 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:50,789 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:55:51,564 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] 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(<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3348#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3350#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3320#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3290#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 3440#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), 373#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), 3519#(and (<= i_3 (+ i_7 1)) (<= n_1 i_7)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:55:51,565 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 09:55:51,565 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:55:51,565 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:55:51,565 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:55:52,625 INFO L129 PetriNetUnfolder]: 5287/10013 cut-off events. [2021-03-25 09:55:52,626 INFO L130 PetriNetUnfolder]: For 1218827/1223313 co-relation queries the response was YES. [2021-03-25 09:55:52,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 166803 conditions, 10013 events. 5287/10013 cut-off events. For 1218827/1223313 co-relation queries the response was YES. Maximal size of possible extension queue 1150. Compared 88004 event pairs, 111 based on Foata normal form. 453/9648 useless extension candidates. Maximal degree in co-relation 166502. Up to 3806 conditions per place. [2021-03-25 09:55:53,076 INFO L132 encePairwiseOnDemand]: 49/78 looper letters, 1083 selfloop transitions, 412 changer transitions 18/1708 dead transitions. [2021-03-25 09:55:53,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 601 places, 1708 transitions, 58747 flow [2021-03-25 09:55:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 09:55:53,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 09:55:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 467 transitions. [2021-03-25 09:55:53,077 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.42765567765567764 [2021-03-25 09:55:53,077 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 467 transitions. [2021-03-25 09:55:53,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 467 transitions. [2021-03-25 09:55:53,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:55:53,077 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 467 transitions. [2021-03-25 09:55:53,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 33.357142857142854) internal successors, (467), 14 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:53,078 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 78.0) internal successors, (1170), 15 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:53,078 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 78.0) internal successors, (1170), 15 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:55:53,078 INFO L185 Difference]: Start difference. First operand has 588 places, 1645 transitions, 53440 flow. Second operand 14 states and 467 transitions. [2021-03-25 09:55:53,078 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 601 places, 1708 transitions, 58747 flow [2021-03-25 09:56:00,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 592 places, 1708 transitions, 57769 flow, removed 283 selfloop flow, removed 9 redundant places. [2021-03-25 09:56:00,150 INFO L241 Difference]: Finished difference. Result has 594 places, 1652 transitions, 53614 flow [2021-03-25 09:56:00,150 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=78, PETRI_DIFFERENCE_MINUEND_FLOW=52423, PETRI_DIFFERENCE_MINUEND_PLACES=579, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1644, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=403, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1237, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=53614, PETRI_PLACES=594, PETRI_TRANSITIONS=1652} [2021-03-25 09:56:00,151 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 564 predicate places. [2021-03-25 09:56:00,151 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:56:00,151 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 594 places, 1652 transitions, 53614 flow [2021-03-25 09:56:00,151 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 594 places, 1652 transitions, 53614 flow [2021-03-25 09:56:00,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 591 places, 1652 transitions, 53614 flow [2021-03-25 09:56:02,291 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][30], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 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1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:02,291 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:56:02,291 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:02,291 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:02,291 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:02,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1269], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), 21#thread3EXITtrue, 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 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i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 3440#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 315#(= s_6 s_2), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), 373#true, 3446#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:02,292 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:56:02,292 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:02,292 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:02,292 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:03,593 INFO L129 PetriNetUnfolder]: 5255/10106 cut-off events. [2021-03-25 09:56:03,593 INFO L130 PetriNetUnfolder]: For 1193293/1197445 co-relation queries the response was YES. [2021-03-25 09:56:03,772 INFO L84 FinitePrefix]: Finished finitePrefix Result has 157789 conditions, 10106 events. 5255/10106 cut-off events. For 1193293/1197445 co-relation queries the response was YES. Maximal size of possible extension queue 1178. Compared 90797 event pairs, 218 based on Foata normal form. 207/9426 useless extension candidates. Maximal degree in co-relation 157516. Up to 3566 conditions per place. [2021-03-25 09:56:03,909 INFO L142 LiptonReduction]: Number of co-enabled transitions 5342 [2021-03-25 09:56:04,282 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:56:04,282 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:56:04,282 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4131 [2021-03-25 09:56:04,282 INFO L480 AbstractCegarLoop]: Abstraction has has 591 places, 1652 transitions, 53614 flow [2021-03-25 09:56:04,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.272727272727273) internal successors, (311), 11 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:04,283 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:56:04,283 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:56:04,483 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:04,483 INFO L428 AbstractCegarLoop]: === Iteration 62 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:56:04,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:56:04,484 INFO L82 PathProgramCache]: Analyzing trace with hash -595201894, now seen corresponding path program 2 times [2021-03-25 09:56:04,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:56:04,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167322007] [2021-03-25 09:56:04,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:56:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:04,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:04,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:04,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:56:04,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:56:04,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:56:04,569 INFO L142 QuantifierPusher]: treesize reduction 26, result has 46.9 percent of original size [2021-03-25 09:56:04,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:56:04,583 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:56:04,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:04,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:04,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167322007] [2021-03-25 09:56:04,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064514515] [2021-03-25 09:56:04,584 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:04,604 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 09:56:04,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:56:04,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-25 09:56:04,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:56:04,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:04,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:04,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:04,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:04,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:04,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:04,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:04,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:56:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:04,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:56:04,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:04,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:56:04,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:04,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:56:04,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:04,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:56:04,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 09:56:04,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:56:04,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:56:04,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:56:04,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:56:04,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:56:04,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,697 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-03-25 09:56:04,697 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.4 percent of original size [2021-03-25 09:56:04,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,730 INFO L147 QuantifierPusher]: treesize reduction 4, result has 93.5 percent of original size 58 [2021-03-25 09:56:04,730 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.7 percent of original size [2021-03-25 09:56:04,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:56:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:56:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:56:04,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:56:04,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:56:04,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:56:04,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:56:04,753 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-03-25 09:56:04,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,755 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:56:04,755 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,756 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.1 percent of original size [2021-03-25 09:56:04,758 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:56:04,759 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:04,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:04,761 INFO L147 QuantifierPusher]: treesize reduction -1, result has 106.7 percent of original size 16 [2021-03-25 09:56:04,762 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size 41 [2021-03-25 09:56:04,763 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size 41 [2021-03-25 09:56:04,764 INFO L142 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size [2021-03-25 09:56:04,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:56:04,764 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:56:05,061 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-03-25 09:56:05,062 INFO L628 ElimStorePlain]: treesize reduction 6, result has 89.7 percent of original size [2021-03-25 09:56:05,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,064 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-03-25 09:56:05,065 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,071 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-03-25 09:56:05,073 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,075 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size 49 [2021-03-25 09:56:05,076 INFO L147 QuantifierPusher]: treesize reduction 16, result has 84.9 percent of original size 90 [2021-03-25 09:56:05,077 INFO L147 QuantifierPusher]: treesize reduction 16, result has 84.9 percent of original size 90 [2021-03-25 09:56:05,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-25 09:56:05,077 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:106 [2021-03-25 09:56:05,078 INFO L142 QuantifierPusher]: treesize reduction 16, result has 84.9 percent of original size [2021-03-25 09:56:05,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-03-25 09:56:05,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-03-25 09:56:05,145 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-25 09:56:05,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 09:56:05,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 09:56:05,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:56:05,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,150 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:56:05,150 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,152 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:56:05,153 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,155 INFO L147 QuantifierPusher]: treesize reduction 8, result has 66.7 percent of original size 16 [2021-03-25 09:56:05,155 INFO L147 QuantifierPusher]: treesize reduction 8, result has 66.7 percent of original size 16 [2021-03-25 09:56:05,155 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 09:56:05,156 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:05,157 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 09:56:05,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:05,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:05,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:05,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:05,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:05,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:56:05,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2021-03-25 09:56:05,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507548381] [2021-03-25 09:56:05,184 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:56:05,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:56:05,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:56:05,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:56:05,185 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 78 [2021-03-25 09:56:05,185 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 591 places, 1652 transitions, 53614 flow. Second operand has 13 states, 13 states have (on average 23.23076923076923) internal successors, (302), 13 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:05,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:56:05,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 78 [2021-03-25 09:56:05,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:56:13,270 INFO L129 PetriNetUnfolder]: 7074/12450 cut-off events. [2021-03-25 09:56:13,270 INFO L130 PetriNetUnfolder]: For 1499189/1499289 co-relation queries the response was YES. [2021-03-25 09:56:13,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204015 conditions, 12450 events. 7074/12450 cut-off events. For 1499189/1499289 co-relation queries the response was YES. Maximal size of possible extension queue 1191. Compared 101939 event pairs, 681 based on Foata normal form. 29/11574 useless extension candidates. Maximal degree in co-relation 203711. Up to 9794 conditions per place. [2021-03-25 09:56:13,545 INFO L132 encePairwiseOnDemand]: 55/78 looper letters, 1604 selfloop transitions, 182 changer transitions 0/1797 dead transitions. [2021-03-25 09:56:13,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 604 places, 1797 transitions, 62684 flow [2021-03-25 09:56:13,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 09:56:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 09:56:13,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 419 transitions. [2021-03-25 09:56:13,546 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3836996336996337 [2021-03-25 09:56:13,547 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 419 transitions. [2021-03-25 09:56:13,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 419 transitions. [2021-03-25 09:56:13,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:56:13,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 419 transitions. [2021-03-25 09:56:13,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 29.928571428571427) internal successors, (419), 14 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:13,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 78.0) internal successors, (1170), 15 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:13,548 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 78.0) internal successors, (1170), 15 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:13,548 INFO L185 Difference]: Start difference. First operand has 591 places, 1652 transitions, 53614 flow. Second operand 14 states and 419 transitions. [2021-03-25 09:56:13,549 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 604 places, 1797 transitions, 62684 flow [2021-03-25 09:56:22,533 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 599 places, 1797 transitions, 62543 flow, removed 35 selfloop flow, removed 5 redundant places. [2021-03-25 09:56:22,571 INFO L241 Difference]: Finished difference. Result has 608 places, 1735 transitions, 57293 flow [2021-03-25 09:56:22,572 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=78, PETRI_DIFFERENCE_MINUEND_FLOW=53475, PETRI_DIFFERENCE_MINUEND_PLACES=586, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1652, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=118, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=57293, PETRI_PLACES=608, PETRI_TRANSITIONS=1735} [2021-03-25 09:56:22,572 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 578 predicate places. [2021-03-25 09:56:22,572 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:56:22,572 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 608 places, 1735 transitions, 57293 flow [2021-03-25 09:56:22,572 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 608 places, 1735 transitions, 57293 flow [2021-03-25 09:56:22,591 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 608 places, 1735 transitions, 57293 flow [2021-03-25 09:56:24,163 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][1257], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 3597#(and (<= s_2 s_6) (< s_6 (+ s_2 1)) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1)))), Black: 466#(= s_6 s_2), Black: 3534#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 3599#(and (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (= i_7 0) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1))) (and (<= (+ t_4 s_2) s_6) (<= i_3 2) (< 1 i_3) (<= s_6 (+ t_4 s_2))))), Black: 3132#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3167#(and (< 1 n_1) (or (and (<= i_3 2) (<= s_2 s_6) (< 1 i_3) (<= s_6 s_2)) (and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2))) (not (= 2 i_3))))), Black: 135#(and (<= 0 i_7) (<= i_3 0) (<= 1 n_1)), 3210#true, Black: 145#(and (<= 0 i_7) (<= i_3 i_7)), Black: 147#(and (<= 0 i_7) (<= n_1 i_7)), Black: 1640#(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))), Black: 1690#(and (= i_3 1) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1692#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1694#(and (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 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s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:24,164 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:56:24,164 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:24,164 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:24,164 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:24,651 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][313], 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s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:24,651 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:56:24,651 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:56:24,651 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:56:24,651 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:56:26,426 INFO L129 PetriNetUnfolder]: 5368/10421 cut-off events. [2021-03-25 09:56:26,426 INFO L130 PetriNetUnfolder]: For 1257193/1259874 co-relation queries the response was YES. [2021-03-25 09:56:26,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165494 conditions, 10421 events. 5368/10421 cut-off events. For 1257193/1259874 co-relation queries the response was YES. Maximal size of possible extension queue 1214. Compared 94947 event pairs, 241 based on Foata normal form. 163/9652 useless extension candidates. Maximal degree in co-relation 165211. Up to 3755 conditions per place. [2021-03-25 09:56:27,061 INFO L142 LiptonReduction]: Number of co-enabled transitions 5654 [2021-03-25 09:56:27,889 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 09:56:27,889 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:56:27,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5317 [2021-03-25 09:56:27,890 INFO L480 AbstractCegarLoop]: Abstraction has has 608 places, 1735 transitions, 57324 flow [2021-03-25 09:56:27,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 23.23076923076923) internal successors, (302), 13 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:27,890 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:56:27,890 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:56:28,090 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-03-25 09:56:28,090 INFO L428 AbstractCegarLoop]: === Iteration 63 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:56:28,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:56:28,091 INFO L82 PathProgramCache]: Analyzing trace with hash 965444398, now seen corresponding path program 3 times [2021-03-25 09:56:28,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:56:28,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585585192] [2021-03-25 09:56:28,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:56:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:28,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:28,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:56:28,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:56:28,140 INFO L142 QuantifierPusher]: treesize reduction 17, result has 59.5 percent of original size [2021-03-25 09:56:28,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:56:28,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:56:28,154 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:56:28,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:28,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585585192] [2021-03-25 09:56:28,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502122880] [2021-03-25 09:56:28,162 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:28,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 09:56:28,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:56:28,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-25 09:56:28,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:56:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:28,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:28,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:56:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:56:28,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 09:56:28,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:28,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:28,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:28,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:56:28,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,236 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size 44 [2021-03-25 09:56:28,237 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.8 percent of original size [2021-03-25 09:56:28,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:56:28,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:56:28,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:56:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:56:28,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,262 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.0 percent of original size 48 [2021-03-25 09:56:28,262 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.1 percent of original size [2021-03-25 09:56:28,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,263 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.2 percent of original size [2021-03-25 09:56:28,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:56:28,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:56:28,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:56:28,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:56:28,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 09:56:28,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:56:28,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:56:28,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:56:28,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:56:28,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:56:28,286 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 33 [2021-03-25 09:56:28,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,287 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:56:28,288 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,289 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.9 percent of original size [2021-03-25 09:56:28,289 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-25 09:56:28,290 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 09:56:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:56:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:56:28,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:56:28,296 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-25 09:56:28,337 INFO L628 ElimStorePlain]: treesize reduction 8, result has 88.1 percent of original size [2021-03-25 09:56:28,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,338 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 09:56:28,338 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,345 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-03-25 09:56:28,346 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,350 INFO L147 QuantifierPusher]: treesize reduction 9, result has 85.0 percent of original size 51 [2021-03-25 09:56:28,351 INFO L147 QuantifierPusher]: treesize reduction 9, result has 90.4 percent of original size 85 [2021-03-25 09:56:28,352 INFO L147 QuantifierPusher]: treesize reduction 25, result has 74.5 percent of original size 73 [2021-03-25 09:56:28,352 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:56:28,352 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:98 [2021-03-25 09:56:28,353 INFO L142 QuantifierPusher]: treesize reduction 25, result has 74.5 percent of original size [2021-03-25 09:56:28,354 INFO L147 QuantifierPusher]: treesize reduction 14, result has 80.8 percent of original size 59 [2021-03-25 09:56:28,354 INFO L142 QuantifierPusher]: treesize reduction 14, result has 80.8 percent of original size [2021-03-25 09:56:28,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 09:56:28,405 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.2 percent of original size [2021-03-25 09:56:28,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:56:28,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 09:56:28,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 09:56:28,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,418 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-25 09:56:28,419 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,421 INFO L147 QuantifierPusher]: treesize reduction 7, result has 84.1 percent of original size 37 [2021-03-25 09:56:28,421 INFO L147 QuantifierPusher]: treesize reduction 7, result has 84.1 percent of original size 37 [2021-03-25 09:56:28,422 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-25 09:56:28,422 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:28,423 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-03-25 09:56:28,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:56:28,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:56:28,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:56:28,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:28,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:28,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:28,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:56:28,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 11 [2021-03-25 09:56:28,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894561527] [2021-03-25 09:56:28,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:56:28,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:56:28,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:56:28,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:56:28,454 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 79 [2021-03-25 09:56:28,454 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 1735 transitions, 57324 flow. Second operand has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:28,454 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:56:28,454 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 79 [2021-03-25 09:56:28,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:56:37,372 INFO L129 PetriNetUnfolder]: 7175/12633 cut-off events. [2021-03-25 09:56:37,372 INFO L130 PetriNetUnfolder]: For 1576768/1576863 co-relation queries the response was YES. [2021-03-25 09:56:37,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209932 conditions, 12633 events. 7175/12633 cut-off events. For 1576768/1576863 co-relation queries the response was YES. Maximal size of possible extension queue 1211. Compared 103623 event pairs, 705 based on Foata normal form. 25/11733 useless extension candidates. Maximal degree in co-relation 209618. Up to 10060 conditions per place. [2021-03-25 09:56:37,675 INFO L132 encePairwiseOnDemand]: 55/79 looper letters, 1667 selfloop transitions, 105 changer transitions 0/1783 dead transitions. [2021-03-25 09:56:37,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 619 places, 1783 transitions, 62993 flow [2021-03-25 09:56:37,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 09:56:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 09:56:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 356 transitions. [2021-03-25 09:56:37,677 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3755274261603376 [2021-03-25 09:56:37,677 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 356 transitions. [2021-03-25 09:56:37,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 356 transitions. [2021-03-25 09:56:37,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:56:37,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 356 transitions. [2021-03-25 09:56:37,677 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 29.666666666666668) internal successors, (356), 12 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:37,678 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 79.0) internal successors, (1027), 13 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:37,678 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 79.0) internal successors, (1027), 13 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:37,678 INFO L185 Difference]: Start difference. First operand has 608 places, 1735 transitions, 57324 flow. Second operand 12 states and 356 transitions. [2021-03-25 09:56:37,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 619 places, 1783 transitions, 62993 flow [2021-03-25 09:56:47,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 617 places, 1783 transitions, 62107 flow, removed 412 selfloop flow, removed 2 redundant places. [2021-03-25 09:56:47,244 INFO L241 Difference]: Finished difference. Result has 622 places, 1758 transitions, 57668 flow [2021-03-25 09:56:47,246 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=79, PETRI_DIFFERENCE_MINUEND_FLOW=56438, PETRI_DIFFERENCE_MINUEND_PLACES=606, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1735, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1635, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=57668, PETRI_PLACES=622, PETRI_TRANSITIONS=1758} [2021-03-25 09:56:47,246 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 592 predicate places. [2021-03-25 09:56:47,246 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:56:47,246 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 622 places, 1758 transitions, 57668 flow [2021-03-25 09:56:47,246 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 622 places, 1758 transitions, 57668 flow [2021-03-25 09:56:47,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 622 places, 1758 transitions, 57668 flow [2021-03-25 09:56:51,154 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][171], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 21#thread3EXITtrue, Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 23#thread4EXITtrue, Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 466#(= s_6 s_2), Black: 3597#(and (<= s_2 s_6) (< s_6 (+ s_2 1)) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1)))), Black: 3534#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 3599#(and (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (= i_7 0) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), 3614#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 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1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:51,155 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, 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i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), 3519#(and (<= i_3 (+ i_7 1)) (<= n_1 i_7)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:51,155 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:56:51,155 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:56:51,416 INFO L129 PetriNetUnfolder]: 5483/10622 cut-off events. [2021-03-25 09:56:51,416 INFO L130 PetriNetUnfolder]: For 1307881/1311420 co-relation queries the response was YES. [2021-03-25 09:56:51,627 INFO L84 FinitePrefix]: Finished finitePrefix Result has 168899 conditions, 10622 events. 5483/10622 cut-off events. For 1307881/1311420 co-relation queries the response was YES. Maximal size of possible extension queue 1196. Compared 96627 event pairs, 265 based on Foata normal form. 203/9880 useless extension candidates. Maximal degree in co-relation 168610. Up to 3797 conditions per place. [2021-03-25 09:56:52,063 INFO L142 LiptonReduction]: Number of co-enabled transitions 5752 [2021-03-25 09:56:52,943 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:56:52,943 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:56:52,943 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5697 [2021-03-25 09:56:52,943 INFO L480 AbstractCegarLoop]: Abstraction has has 622 places, 1758 transitions, 57677 flow [2021-03-25 09:56:52,944 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:52,944 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:56:52,944 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:56:53,147 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:53,148 INFO L428 AbstractCegarLoop]: === Iteration 64 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:56:53,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:56:53,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1871851074, now seen corresponding path program 1 times [2021-03-25 09:56:53,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:56:53,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271186651] [2021-03-25 09:56:53,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:56:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:53,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:56:53,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:56:53,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:56:53,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:56:53,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:53,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271186651] [2021-03-25 09:56:53,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183921698] [2021-03-25 09:56:53,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:56:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:56:53,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 09:56:53,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:56:53,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:56:53,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:53,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:53,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:53,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:53,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:53,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:56:53,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:53,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:53,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:56:53,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:56:53,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:56:53,277 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:56:53,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:53,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:56:53,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:56:53,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:56:53,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:56:53,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:56:53,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:56:53,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:56:53,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 09:56:53,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919721633] [2021-03-25 09:56:53,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:56:53,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:56:53,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:56:53,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:56:53,290 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 80 [2021-03-25 09:56:53,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 1758 transitions, 57677 flow. Second operand has 11 states, 11 states have (on average 28.363636363636363) internal successors, (312), 11 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:56:53,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:56:53,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 80 [2021-03-25 09:56:53,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:56:57,628 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][302], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), Black: 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n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:57,628 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:56:57,628 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:57,628 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:57,628 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:56:59,587 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][27], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 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(+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 3348#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3350#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3320#(and (= i_7 1) (exists ((i_3 Int)) (and 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1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), 3047#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:56:59,588 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:56:59,588 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:56:59,588 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:56:59,588 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:57:02,160 INFO L129 PetriNetUnfolder]: 5890/11318 cut-off events. [2021-03-25 09:57:02,160 INFO L130 PetriNetUnfolder]: For 1451435/1456653 co-relation queries the response was YES. [2021-03-25 09:57:02,363 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187923 conditions, 11318 events. 5890/11318 cut-off events. For 1451435/1456653 co-relation queries the response was YES. Maximal size of possible extension queue 1241. Compared 102195 event pairs, 277 based on Foata normal form. 157/10444 useless extension candidates. Maximal degree in co-relation 187603. Up to 6301 conditions per place. [2021-03-25 09:57:02,438 INFO L132 encePairwiseOnDemand]: 62/80 looper letters, 1382 selfloop transitions, 300 changer transitions 0/1893 dead transitions. [2021-03-25 09:57:02,438 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 1893 transitions, 66276 flow [2021-03-25 09:57:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 09:57:02,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 09:57:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 324 transitions. [2021-03-25 09:57:02,439 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45 [2021-03-25 09:57:02,439 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 324 transitions. [2021-03-25 09:57:02,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 324 transitions. [2021-03-25 09:57:02,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:57:02,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 324 transitions. [2021-03-25 09:57:02,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 36.0) internal successors, (324), 9 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:02,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 80.0) internal successors, (800), 10 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:02,440 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 80.0) internal successors, (800), 10 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:02,440 INFO L185 Difference]: Start difference. First operand has 622 places, 1758 transitions, 57677 flow. Second operand 9 states and 324 transitions. [2021-03-25 09:57:02,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 630 places, 1893 transitions, 66276 flow [2021-03-25 09:57:11,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 625 places, 1893 transitions, 65843 flow, removed 177 selfloop flow, removed 5 redundant places. [2021-03-25 09:57:11,262 INFO L241 Difference]: Finished difference. Result has 629 places, 1827 transitions, 60856 flow [2021-03-25 09:57:11,263 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=57244, PETRI_DIFFERENCE_MINUEND_PLACES=617, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1758, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=234, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1484, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=60856, PETRI_PLACES=629, PETRI_TRANSITIONS=1827} [2021-03-25 09:57:11,263 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 599 predicate places. [2021-03-25 09:57:11,263 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:57:11,264 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 629 places, 1827 transitions, 60856 flow [2021-03-25 09:57:11,264 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 629 places, 1827 transitions, 60856 flow [2021-03-25 09:57:11,282 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 629 places, 1827 transitions, 60856 flow [2021-03-25 09:57:15,129 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1125], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 21#thread3EXITtrue, Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), 23#thread4EXITtrue, Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) 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(+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), 3047#true, Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:15,130 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][202], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) 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i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:15,130 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:15,130 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:57:15,567 INFO L129 PetriNetUnfolder]: 5828/11313 cut-off events. [2021-03-25 09:57:15,567 INFO L130 PetriNetUnfolder]: For 1463096/1467591 co-relation queries the response was YES. [2021-03-25 09:57:15,788 INFO L84 FinitePrefix]: Finished finitePrefix Result has 181883 conditions, 11313 events. 5828/11313 cut-off events. For 1463096/1467591 co-relation queries the response was YES. Maximal size of possible extension queue 1263. Compared 104089 event pairs, 267 based on Foata normal form. 276/10543 useless extension candidates. Maximal degree in co-relation 181589. Up to 4061 conditions per place. [2021-03-25 09:57:16,219 INFO L142 LiptonReduction]: Number of co-enabled transitions 6130 [2021-03-25 09:57:16,614 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 09:57:16,614 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 09:57:16,614 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5351 [2021-03-25 09:57:16,614 INFO L480 AbstractCegarLoop]: Abstraction has has 629 places, 1827 transitions, 60856 flow [2021-03-25 09:57:16,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 28.363636363636363) internal successors, (312), 11 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:16,614 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:57:16,615 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:57:16,815 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:57:16,816 INFO L428 AbstractCegarLoop]: === Iteration 65 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:57:16,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:57:16,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1812793715, now seen corresponding path program 1 times [2021-03-25 09:57:16,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:57:16,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601423441] [2021-03-25 09:57:16,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:57:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:57:16,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:16,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:16,857 INFO L142 QuantifierPusher]: treesize reduction 44, result has 54.6 percent of original size [2021-03-25 09:57:16,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 09:57:16,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 09:57:16,900 INFO L142 QuantifierPusher]: treesize reduction 23, result has 67.1 percent of original size [2021-03-25 09:57:16,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 09:57:16,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:57:16,938 INFO L142 QuantifierPusher]: treesize reduction 11, result has 57.7 percent of original size [2021-03-25 09:57:16,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:57:16,949 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 09:57:16,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:57:16,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601423441] [2021-03-25 09:57:16,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953701043] [2021-03-25 09:57:16,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:57:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:57:16,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2021-03-25 09:57:16,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:57:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:57:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:57:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:16,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:57:17,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:57:17,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:57:17,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:57:17,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,027 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.8 percent of original size 60 [2021-03-25 09:57:17,028 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.8 percent of original size [2021-03-25 09:57:17,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:57:17,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:57:17,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:57:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 09:57:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:17,053 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-03-25 09:57:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:57:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:57:17,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:17,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 09:57:17,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 09:57:17,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:17,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:17,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:57:17,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:57:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:57:17,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:57:17,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 20 [2021-03-25 09:57:17,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:57:17,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:57:17,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:57:17,084 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:57:17,085 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:57:17,085 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:22 [2021-03-25 09:57:17,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:57:17,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:57:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 09:57:17,120 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-25 09:57:17,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:57:17,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:17,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:57:17,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:57:17,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:17,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:17,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:17,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:57:17,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:57:17,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-03-25 09:57:17,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641656658] [2021-03-25 09:57:17,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 09:57:17,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:57:17,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 09:57:17,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-03-25 09:57:17,151 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 80 [2021-03-25 09:57:17,151 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 629 places, 1827 transitions, 60856 flow. Second operand has 14 states, 14 states have (on average 23.142857142857142) internal successors, (324), 14 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:17,151 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:57:17,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 80 [2021-03-25 09:57:17,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:57:26,803 INFO L129 PetriNetUnfolder]: 7694/13657 cut-off events. [2021-03-25 09:57:26,804 INFO L130 PetriNetUnfolder]: For 1841666/1841763 co-relation queries the response was YES. [2021-03-25 09:57:27,051 INFO L84 FinitePrefix]: Finished finitePrefix Result has 233459 conditions, 13657 events. 7694/13657 cut-off events. For 1841666/1841763 co-relation queries the response was YES. Maximal size of possible extension queue 1310. Compared 114569 event pairs, 778 based on Foata normal form. 38/12680 useless extension candidates. Maximal degree in co-relation 233134. Up to 10681 conditions per place. [2021-03-25 09:57:27,140 INFO L132 encePairwiseOnDemand]: 47/80 looper letters, 1739 selfloop transitions, 221 changer transitions 0/1971 dead transitions. [2021-03-25 09:57:27,140 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 648 places, 1971 transitions, 72399 flow [2021-03-25 09:57:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-25 09:57:27,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-25 09:57:27,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 582 transitions. [2021-03-25 09:57:27,141 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36375 [2021-03-25 09:57:27,141 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 582 transitions. [2021-03-25 09:57:27,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 582 transitions. [2021-03-25 09:57:27,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:57:27,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 582 transitions. [2021-03-25 09:57:27,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 29.1) internal successors, (582), 20 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:27,143 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 80.0) internal successors, (1680), 21 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:27,143 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 80.0) internal successors, (1680), 21 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:27,143 INFO L185 Difference]: Start difference. First operand has 629 places, 1827 transitions, 60856 flow. Second operand 20 states and 582 transitions. [2021-03-25 09:57:27,143 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 648 places, 1971 transitions, 72399 flow [2021-03-25 09:57:38,101 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 646 places, 1971 transitions, 71762 flow, removed 313 selfloop flow, removed 2 redundant places. [2021-03-25 09:57:38,148 INFO L241 Difference]: Finished difference. Result has 656 places, 1929 transitions, 66365 flow [2021-03-25 09:57:38,149 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=60227, PETRI_DIFFERENCE_MINUEND_PLACES=627, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1827, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=144, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1659, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=66365, PETRI_PLACES=656, PETRI_TRANSITIONS=1929} [2021-03-25 09:57:38,149 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 626 predicate places. [2021-03-25 09:57:38,150 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:57:38,150 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 656 places, 1929 transitions, 66365 flow [2021-03-25 09:57:38,150 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 656 places, 1929 transitions, 66365 flow [2021-03-25 09:57:38,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 656 places, 1929 transitions, 66365 flow [2021-03-25 09:57:42,026 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][1062], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 466#(= s_6 s_2), Black: 3534#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), 3614#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 3648#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= (select X_0 (+ i_3 (- 1))) s_2) (< i_3 (+ n_1 1)) (<= i_3 2) (<= 2 i_3) (= (select X_0 i_3) t_5) (<= s_2 (select X_0 (+ i_3 (- 1))))))), Black: 3652#(and (<= i_7 2) (or (and (<= s_6 (+ t_5 s_2)) (< 1 n_1) (<= (+ t_5 s_2) s_6) (< 1 i_7)) (and (<= s_2 (div s_6 2)) (< 1 n_1) (<= (div s_6 2) s_2) (= (mod s_6 2) 0) (< i_7 2)) (and (< i_7 1) (< 1 n_1)))), Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3621#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 3685#(and (<= i_7 2) (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6) (or (and (< 1 n_1) (< 1 i_7)) (and (<= s_2 (div s_6 2)) (< 1 n_1) (<= (div s_6 2) s_2) (= (mod s_6 2) 0)) (and (< i_7 1) (< 1 n_1)))), Black: 3644#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= (select X_0 (+ i_3 (- 1))) s_2) (< i_3 (+ n_1 1)) (<= i_3 2) (<= 2 i_3) (= (select X_0 i_3) t_5) (<= s_2 (select X_0 (+ i_3 (- 1))))))), Black: 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 3694#(<= 0 i_3), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 620#(<= i_7 0), 2679#(<= 0 i_3), 632#true, Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or (and (<= t_4 s_2) (<= i_3 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(exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (< i_3 (+ n_1 1)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3))) (or (< i_7 1) (and (<= s_2 s_6) (<= s_6 s_2))) (<= i_7 1)), 1703#(<= 1 i_3), Black: 2216#(and (<= (select X_0 i_7) s_6) (= s_2 0) (<= t_5 s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (<= s_6 t_5)), Black: 2218#(and (<= (select X_0 i_7) s_6) (<= 1 i_7) (<= i_7 1) (<= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1193#(and (< 1 n_1) (<= i_7 1) (<= 0 i_3)), Black: 1195#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), 1199#true, Black: 1709#(and (<= i_7 i_3) (<= 1 i_3)), 1716#true, Black: 3760#(and (<= i_7 1) (<= (+ i_7 1) n_1) (<= 2 i_3)), Black: 3762#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2229#(and (<= 0 i_7) (<= i_3 i_7)), Black: 3764#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2231#(and (<= 0 i_7) (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), 2235#true, Black: 3766#(and (< 2 n_1) (<= i_7 2) (<= (+ i_7 1) i_3) (<= 0 i_3)), 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1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 3440#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 315#(= s_6 s_2), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), 373#true, 3446#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), 2017#true, Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:42,026 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:57:42,026 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:42,026 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:57:42,027 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:42,027 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1160], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) 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i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:42,027 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:57:42,027 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:42,027 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:57:42,027 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:42,347 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][1062], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 3601#(and (= i_7 1) (exists 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i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:42,348 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1160], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 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X_0 i_3))) (<= (+ i_7 1) i_3)), 799#true, Black: 3804#(and (<= i_3 3) (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2))))) (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (<= 3 i_3) (= (+ (select X_0 (+ i_7 (- 1))) (select X_0 i_7)) s_6) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2)))) s_2) (= 2 i_7)), Black: 3855#(and (or (and (< s_2 (+ s_6 1)) (<= s_6 s_2)) (<= (+ i_3 1) n_1)) (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))))), Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 236#(= s_6 s_2), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), 3440#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 315#(= s_6 s_2), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), 373#true, 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 3519#(and (<= i_3 (+ i_7 1)) (<= n_1 i_7)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:42,348 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 09:57:42,348 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:57:42,682 INFO L129 PetriNetUnfolder]: 5904/11560 cut-off events. [2021-03-25 09:57:42,682 INFO L130 PetriNetUnfolder]: For 1610246/1613263 co-relation queries the response was YES. [2021-03-25 09:57:42,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 191254 conditions, 11560 events. 5904/11560 cut-off events. For 1610246/1613263 co-relation queries the response was YES. Maximal size of possible extension queue 1308. Compared 107903 event pairs, 288 based on Foata normal form. 272/10749 useless extension candidates. Maximal degree in co-relation 190951. Up to 4191 conditions per place. [2021-03-25 09:57:43,068 INFO L142 LiptonReduction]: Number of co-enabled transitions 6360 [2021-03-25 09:57:44,352 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:57:44,353 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:57:44,353 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6203 [2021-03-25 09:57:44,353 INFO L480 AbstractCegarLoop]: Abstraction has has 656 places, 1929 transitions, 66447 flow [2021-03-25 09:57:44,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.142857142857142) internal successors, (324), 14 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:44,353 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:57:44,353 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:57:44,553 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable93 [2021-03-25 09:57:44,554 INFO L428 AbstractCegarLoop]: === Iteration 66 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:57:44,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:57:44,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1349037078, now seen corresponding path program 1 times [2021-03-25 09:57:44,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:57:44,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855310312] [2021-03-25 09:57:44,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:57:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:57:44,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:57:44,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:57:44,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 09:57:44,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,590 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:57:44,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855310312] [2021-03-25 09:57:44,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332175863] [2021-03-25 09:57:44,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:57:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:57:44,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 09:57:44,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:57:44,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 09:57:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:57:44,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 09:57:44,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:44,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:57:44,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:57:44,703 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-25 09:57:44,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:57:44,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:57:44,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 09:57:44,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:57:44,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:57:44,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:57:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:57:44,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:57:44,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2021-03-25 09:57:44,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94235156] [2021-03-25 09:57:44,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 09:57:44,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:57:44,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 09:57:44,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-03-25 09:57:44,721 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 82 [2021-03-25 09:57:44,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 656 places, 1929 transitions, 66447 flow. Second operand has 12 states, 12 states have (on average 28.333333333333332) internal successors, (340), 12 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:44,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:57:44,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 82 [2021-03-25 09:57:44,721 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:57:49,541 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][374], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, 2579#(<= 0 i_7), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 466#(= s_6 s_2), Black: 3534#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), 3614#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 557#true, 45#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 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1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:49,541 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 09:57:49,541 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:49,541 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:49,541 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 09:57:51,554 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][34], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 1037#true, Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 2579#(<= 0 i_7), Black: 3601#(and (= i_7 1) (exists 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(<= (+ i_3 1) n_1)), Black: 3766#(and (< 2 n_1) (<= i_7 2) (<= (+ i_7 1) i_3) (<= 0 i_3)), 3772#true, Black: 1202#(<= i_3 1), Black: 1212#(and (<= (+ i_3 1) n_1) (<= i_3 i_7) (<= i_3 1)), 1216#true, Black: 2753#(and (< 1 n_1) (<= i_7 1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 678#(and (< 1 n_1) (<= i_3 1)), Black: 2755#(and (<= (+ i_7 2) n_1) (<= (+ i_7 1) i_3) (<= 0 i_3)), Black: 711#(and (<= (+ i_3 1) i_7) (< 1 n_1) (<= i_3 1)), 715#true, Black: 2743#(and (<= i_7 0) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 2759#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2747#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2749#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 3216#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 2751#(and (<= (+ i_7 1) i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3217#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 171#(and (<= 0 i_7) (<= i_3 0)), Black: 3278#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 207#(and (<= 0 i_7) (<= i_3 0) (< 0 n_1)), 3283#true, 213#(< n_1 (+ i_3 1)), Black: 211#true, Black: 726#(and (<= (+ i_3 1) i_7) (<= (+ i_3 1) n_1)), Black: 719#(<= i_3 i_7), 730#true, Black: 225#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 223#(and (<= i_7 i_3) (<= 0 i_3)), 230#true, Black: 1779#(and (= s_2 0) (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (= i_3 0)), Black: 1747#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), Black: 1719#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1783#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 t_4) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1720#(and (<= (+ i_3 1) i_7) (<= i_7 (+ i_3 1)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7)))), Black: 1721#(and (<= (+ t_4 s_2) s_6) (< i_3 (+ i_7 1)) (<= i_7 i_3) (<= s_6 (+ t_4 s_2))), 2302#(and (<= i_7 i_3) (<= i_7 1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 1722#(and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))), Black: 1723#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 1793#true, Black: 2304#(and (<= i_7 i_3) (<= (+ i_7 1) n_1)), Black: 2257#(and (<= i_7 1) (<= 0 i_3)), Black: 2298#(and (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2300#(and (< 1 n_1) (<= i_7 i_3) (<= i_7 1) (<= 0 i_3)), Black: 2238#(<= i_7 i_3), Black: 2239#(<= i_7 (+ i_3 1)), 2315#(<= 0 i_7), 2834#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2320#(and (<= 0 i_7) (<= i_3 i_7)), Black: 3857#(and (<= i_3 3) (< i_3 (+ n_1 1)) (<= 3 i_3) (<= s_2 s_6) (or (< i_3 (+ i_7 1)) (and (= (select X_0 i_3) t_4) (= (+ i_7 1) i_3))) (<= s_6 s_2)), Black: 2322#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 3348#(and (= i_7 1) (exists ((i_3 Int)) (and (= (select X_0 i_3) t_4) (<= (select X_0 (+ i_3 (- 1))) s_2) (<= i_3 2) (<= 2 i_3) (<= s_2 (select X_0 (+ i_3 (- 1)))))) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3859#(and (< s_2 (+ s_6 1)) (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))) (or (< i_3 (+ i_7 1)) (and (= (select X_0 i_3) t_4) (= (+ i_7 1) i_3))) (<= s_6 s_2)), Black: 2324#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3350#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3779#(or (and (< s_2 (+ s_6 1)) (<= s_6 s_2)) (<= (+ i_3 1) n_1)), Black: 3320#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3780#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3290#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3861#(and (< s_2 (+ s_6 1)) (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))) (<= s_6 s_2)), 2331#(<= 0 i_7), Black: 3847#(and (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))) (or (< i_3 (+ i_7 1)) (and (= (select X_0 i_3) t_4) (= (+ i_7 1) i_3))) (or (and (<= s_2 s_6) (<= s_6 s_2)) (not (= (+ i_7 1) i_3)))), Black: 733#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3800#(and (<= i_3 3) (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2))))) (= (select X_0 i_3) t_4) (= i_7 1) (< i_3 (+ n_1 1)) (<= 3 i_3) (= s_6 (select X_0 i_7)) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2)))) s_2)), Black: 735#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3851#(and (or (and (< s_2 (+ s_6 1)) (<= s_6 s_2)) (<= (+ i_3 1) n_1)) (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2)))) (or (< i_3 (+ i_7 1)) (and (= (select X_0 i_3) t_4) (= (+ i_7 1) i_3))) (or (and (<= s_2 s_6) (<= s_6 s_2)) (not (= (+ i_7 1) i_3)))), Black: 3804#(and (<= i_3 3) (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2))))) (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (<= 3 i_3) (= (+ (select X_0 (+ i_7 (- 1))) (select X_0 i_7)) s_6) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 (+ i_3 (- 2)))) s_2) (= 2 i_7)), 799#true, Black: 3855#(and (or (and (< s_2 (+ s_6 1)) (<= s_6 s_2)) (<= (+ i_3 1) n_1)) (or (<= (+ i_3 1) n_1) (and (<= (+ t_4 s_2) s_6) (<= s_6 (+ t_4 s_2))))), 3873#true, Black: 235#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 236#(= s_6 s_2), Black: 1312#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2)), Black: 1296#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1248#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1302#(and (= s_6 s_2) (< i_3 (+ n_1 1)) (<= i_7 1) (<= i_3 i_7) (= (select X_0 i_3) s_2) (<= 1 i_3)), Black: 2838#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 1304#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1328#true, 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), 873#true, Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 315#(= s_6 s_2), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), 373#true, 3446#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2946#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), 2486#(<= 0 i_7), Black: 877#(<= i_3 i_7), 955#true, Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), Black: 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:57:51,554 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 09:57:51,554 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:57:51,554 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:57:51,554 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 09:57:54,905 INFO L129 PetriNetUnfolder]: 6842/13140 cut-off events. [2021-03-25 09:57:54,905 INFO L130 PetriNetUnfolder]: For 2020446/2026949 co-relation queries the response was YES. [2021-03-25 09:57:55,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 234628 conditions, 13140 events. 6842/13140 cut-off events. For 2020446/2026949 co-relation queries the response was YES. Maximal size of possible extension queue 1417. Compared 121081 event pairs, 372 based on Foata normal form. 233/12171 useless extension candidates. Maximal degree in co-relation 234294. Up to 5186 conditions per place. [2021-03-25 09:57:55,255 INFO L132 encePairwiseOnDemand]: 48/82 looper letters, 1200 selfloop transitions, 750 changer transitions 2/2179 dead transitions. [2021-03-25 09:57:55,255 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 671 places, 2179 transitions, 81164 flow [2021-03-25 09:57:55,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 09:57:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 09:57:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 609 transitions. [2021-03-25 09:57:55,256 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.41260162601626016 [2021-03-25 09:57:55,256 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 609 transitions. [2021-03-25 09:57:55,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 609 transitions. [2021-03-25 09:57:55,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:57:55,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 609 transitions. [2021-03-25 09:57:55,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 33.833333333333336) internal successors, (609), 18 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:55,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 82.0) internal successors, (1558), 19 states have internal predecessors, (1558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:55,258 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 82.0) internal successors, (1558), 19 states have internal predecessors, (1558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:57:55,258 INFO L185 Difference]: Start difference. First operand has 656 places, 1929 transitions, 66447 flow. Second operand 18 states and 609 transitions. [2021-03-25 09:57:55,258 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 671 places, 2179 transitions, 81164 flow [2021-03-25 09:58:06,974 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 2179 transitions, 78829 flow, removed 1125 selfloop flow, removed 8 redundant places. [2021-03-25 09:58:07,027 INFO L241 Difference]: Finished difference. Result has 671 places, 2086 transitions, 74268 flow [2021-03-25 09:58:07,029 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=63295, PETRI_DIFFERENCE_MINUEND_PLACES=646, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1915, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=591, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=74268, PETRI_PLACES=671, PETRI_TRANSITIONS=2086} [2021-03-25 09:58:07,029 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 641 predicate places. [2021-03-25 09:58:07,029 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:58:07,029 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 671 places, 2086 transitions, 74268 flow [2021-03-25 09:58:07,029 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 671 places, 2086 transitions, 74268 flow [2021-03-25 09:58:07,060 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 671 places, 2086 transitions, 74268 flow [2021-03-25 09:58:10,303 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][969], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ 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s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:10,303 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:58:10,303 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:10,303 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:10,303 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:10,303 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][475], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 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tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:10,304 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:10,304 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:10,915 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1190], [1536#true, 4#L67true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 1037#true, Black: 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= 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X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:10,915 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 09:58:10,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:58:10,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:58:10,915 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:58:11,011 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][475], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) 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1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:11,011 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:58:11,011 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:11,011 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:11,011 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 09:58:11,530 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1190], [1536#true, Black: 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2564#(and (<= 1 i_7) (<= 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X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 2546#(and (<= 0 i_7) (<= n_1 i_7)), 1524#(<= 1 i_3), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:11,530 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,530 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,530 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,530 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,534 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1190], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 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(+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 3519#(and (<= i_3 (+ i_7 1)) (<= n_1 i_7)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), 460#true, Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:11,535 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,535 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,535 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:11,535 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:12,618 INFO L129 PetriNetUnfolder]: 6646/13003 cut-off events. [2021-03-25 09:58:12,619 INFO L130 PetriNetUnfolder]: For 2023537/2028042 co-relation queries the response was YES. [2021-03-25 09:58:12,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 227476 conditions, 13003 events. 6646/13003 cut-off events. For 2023537/2028042 co-relation queries the response was YES. Maximal size of possible extension queue 1432. Compared 123159 event pairs, 335 based on Foata normal form. 330/12088 useless extension candidates. Maximal degree in co-relation 227166. Up to 4918 conditions per place. [2021-03-25 09:58:13,069 INFO L142 LiptonReduction]: Number of co-enabled transitions 7024 [2021-03-25 09:58:13,340 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2021-03-25 09:58:14,596 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-25 09:58:14,596 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 09:58:14,596 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7567 [2021-03-25 09:58:14,596 INFO L480 AbstractCegarLoop]: Abstraction has has 671 places, 2086 transitions, 74367 flow [2021-03-25 09:58:14,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 28.333333333333332) internal successors, (340), 12 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:14,596 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:58:14,596 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:58:14,796 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:58:14,797 INFO L428 AbstractCegarLoop]: === Iteration 67 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:58:14,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:58:14,797 INFO L82 PathProgramCache]: Analyzing trace with hash 1478527506, now seen corresponding path program 4 times [2021-03-25 09:58:14,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:58:14,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385987628] [2021-03-25 09:58:14,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:58:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:58:14,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:14,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:14,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:58:14,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:58:14,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,869 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:58:14,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:58:14,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385987628] [2021-03-25 09:58:14,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098187757] [2021-03-25 09:58:14,878 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:58:14,899 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 09:58:14,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 09:58:14,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:58:14,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:58:14,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:14,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:14,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:14,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:14,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:14,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:58:14,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:58:14,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:58:14,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:14,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:58:14,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:58:14,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:58:14,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:14,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:14,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:58:14,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:58:14,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:58:15,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:58:15,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,071 INFO L147 QuantifierPusher]: treesize reduction 2, result has 95.8 percent of original size 46 [2021-03-25 09:58:15,072 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.9 percent of original size [2021-03-25 09:58:15,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,073 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.0 percent of original size [2021-03-25 09:58:15,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:58:15,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:58:15,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 09:58:15,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 09:58:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:58:15,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:15,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:58:15,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:15,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:58:15,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:58:15,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-03-25 09:58:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:15,087 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:58:15,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:15,094 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:58:15,094 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:7 [2021-03-25 09:58:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:15,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:15,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:58:15,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:58:15,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2021-03-25 09:58:15,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171823496] [2021-03-25 09:58:15,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:58:15,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:58:15,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:58:15,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:58:15,109 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 85 [2021-03-25 09:58:15,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 671 places, 2086 transitions, 74367 flow. Second operand has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:15,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:58:15,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 85 [2021-03-25 09:58:15,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:58:28,694 INFO L129 PetriNetUnfolder]: 8934/15909 cut-off events. [2021-03-25 09:58:28,694 INFO L130 PetriNetUnfolder]: For 2525221/2525344 co-relation queries the response was YES. [2021-03-25 09:58:28,993 INFO L84 FinitePrefix]: Finished finitePrefix Result has 292225 conditions, 15909 events. 8934/15909 cut-off events. For 2525221/2525344 co-relation queries the response was YES. Maximal size of possible extension queue 1484. Compared 136603 event pairs, 968 based on Foata normal form. 32/14781 useless extension candidates. Maximal degree in co-relation 291884. Up to 12343 conditions per place. [2021-03-25 09:58:29,103 INFO L132 encePairwiseOnDemand]: 58/85 looper letters, 1998 selfloop transitions, 287 changer transitions 7/2303 dead transitions. [2021-03-25 09:58:29,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 687 places, 2303 transitions, 88600 flow [2021-03-25 09:58:29,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-25 09:58:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-25 09:58:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 498 transitions. [2021-03-25 09:58:29,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34463667820069205 [2021-03-25 09:58:29,104 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 498 transitions. [2021-03-25 09:58:29,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 498 transitions. [2021-03-25 09:58:29,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:58:29,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 498 transitions. [2021-03-25 09:58:29,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 29.294117647058822) internal successors, (498), 17 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:29,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 85.0) internal successors, (1530), 18 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:29,106 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 85.0) internal successors, (1530), 18 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:29,106 INFO L185 Difference]: Start difference. First operand has 671 places, 2086 transitions, 74367 flow. Second operand 17 states and 498 transitions. [2021-03-25 09:58:29,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 687 places, 2303 transitions, 88600 flow [2021-03-25 09:58:44,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 677 places, 2303 transitions, 86311 flow, removed 1077 selfloop flow, removed 10 redundant places. [2021-03-25 09:58:44,971 INFO L241 Difference]: Finished difference. Result has 684 places, 2216 transitions, 79269 flow [2021-03-25 09:58:44,972 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=85, PETRI_DIFFERENCE_MINUEND_FLOW=72724, PETRI_DIFFERENCE_MINUEND_PLACES=661, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2086, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=188, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1851, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=79269, PETRI_PLACES=684, PETRI_TRANSITIONS=2216} [2021-03-25 09:58:44,972 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 654 predicate places. [2021-03-25 09:58:44,972 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:58:44,973 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 684 places, 2216 transitions, 79269 flow [2021-03-25 09:58:44,973 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 684 places, 2216 transitions, 79269 flow [2021-03-25 09:58:45,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 684 places, 2216 transitions, 79269 flow [2021-03-25 09:58:48,445 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([89] L36-->L37: Formula: (and (= v_i_3_22 (+ v_i_3_23 1)) (= (select v_X_0_6 v_i_3_22) v_t_5_3) (< v_i_3_23 v_n_1_17)) InVars {X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_23} OutVars{t_5=v_t_5_3, X_0=v_X_0_6, n_1=v_n_1_17, i_3=v_i_3_22} AuxVars[] AssignedVars[t_5, i_3][1968], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 984#(and (<= 1 i_7) (<= i_3 1)), 9#L82true, Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), 15#L55true, Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 17#L37true, Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3603#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (or (and (< 1 n_1) (<= i_3 2) (< 1 i_3)) (and (< 1 n_1) (<= i_3 2) (<= (div s_2 (- 2)) (div (* s_2 (- 1)) 2))) (and (< 1 n_1) (< i_3 1))) (<= s_6 s_2)), Black: 3530#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), 23#thread4EXITtrue, Black: 3531#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3532#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 i_3) (select X_0 (+ i_7 1)))) (<= (+ i_7 2) i_3)), Black: 3533#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 26#L23true, Black: 466#(= s_6 s_2), Black: 532#(and (= s_6 s_2) (= i_3 i_7) (< 0 n_1) (<= i_3 1)), Black: 3534#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 3614#true, Black: 494#(and (or (and (< 0 n_1) (< i_3 n_1)) (and (= s_6 s_2) (< 0 n_1))) (<= i_3 1)), Black: 463#(and (= i_3 1) (<= s_2 0) (<= 0 s_2) (= (select X_0 i_3) t_5)), Black: 554#(and (<= i_7 0) (<= i_7 i_3) (<= (+ i_7 1) n_1)), 45#true, 557#true, Black: 3117#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (= (select X_0 (+ i_3 (- 1))) t_4) (<= i_3 2) (<= (select X_0 i_3) s_2) (<= 2 i_3))) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3)), Black: 3086#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), Black: 3055#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 3119#(and (= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 50#(and (<= s_2 0) (<= 0 s_2) (<= s_2 s_6) (< s_6 (+ s_2 1))), 3125#true, 54#true, Black: 2097#(and (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2083#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< i_7 (+ n_1 1))), Black: 2099#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 56#(and (<= 0 s_6) (<= s_6 0)), Black: 59#(and (< s_2 (+ s_6 1)) (<= 0 s_6) (<= s_6 s_2) (<= s_6 0)), Black: 2087#(and (<= 1 i_7) (<= i_3 0) (<= i_7 (+ i_3 1)) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ n_1 1))), Black: 2103#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 2091#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_4 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 2060#(and (< 0 n_1) (<= i_3 1) (or (= s_6 s_2) (< i_3 n_1))), Black: 2093#(and (= s_2 0) (<= (+ t_4 s_2) s_6) (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (<= i_3 1) (<= s_6 (+ t_4 s_2)) (< i_7 (+ n_1 1))), Black: 2095#(and (<= 1 i_7) (<= i_7 1) (= s_6 (select X_0 i_7)) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2) (< i_7 (+ n_1 1))), Black: 1569#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 1542#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), 1611#true, 2642#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 2129#(and (<= 0 i_7) (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2131#(and (<= 0 i_7) (<= (+ i_3 1) n_1)), 1112#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 1040#(<= i_3 i_7), Black: 1041#(<= i_3 (+ i_7 1)), Black: 1043#(<= n_1 i_7), Black: 1063#(and (<= 0 i_7) (<= i_3 1)), Black: 1116#(and (<= i_3 (+ i_7 1)) (<= n_1 (+ i_7 1))), Black: 3648#(and (= i_7 1) (= s_6 (select X_0 i_7)) (exists ((i_3 Int)) (and (<= (select X_0 (+ i_3 (- 1))) s_2) (< i_3 (+ n_1 1)) (<= i_3 2) (<= 2 i_3) (= (select X_0 i_3) t_5) (<= s_2 (select X_0 (+ i_3 (- 1))))))), Black: 1037#true, Black: 560#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 3652#(and (<= i_7 2) (or (and (<= s_6 (+ t_5 s_2)) (< 1 n_1) (<= (+ t_5 s_2) s_6) (< 1 i_7)) (and (<= s_2 (div s_6 2)) (< 1 n_1) (<= (div s_6 2) s_2) (= (mod s_6 2) 0) (< i_7 2)) (and (< i_7 1) (< 1 n_1)))), Black: 3621#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 614#(and (= i_7 0) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (= (+ i_7 1) i_3) (exists ((i_3 Int)) (and (<= s_2 (select X_0 i_3)) (<= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)))), Black: 3685#(and (<= i_7 2) (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6) (or (and (< 1 n_1) (< 1 i_7)) (and (<= s_2 (div s_6 2)) (< 1 n_1) (<= (div s_6 2) s_2) (= (mod s_6 2) 0)) (and (< i_7 1) (< 1 n_1)))), Black: 3644#(and (= i_7 0) (= s_6 0) (exists ((i_3 Int)) (and (<= (select X_0 (+ i_3 (- 1))) s_2) (< i_3 (+ n_1 1)) (<= i_3 2) (<= 2 i_3) (= (select X_0 i_3) t_5) (<= s_2 (select X_0 (+ i_3 (- 1))))))), Black: 2658#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), 3694#(<= 0 i_3), Black: 2579#(<= 0 i_7), Black: 2662#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2648#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1)), Black: 2650#(and (<= 0 i_7) (<= i_3 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2603#(and (<= 0 i_7) (<= i_3 1)), Black: 2652#(and (<= 0 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 2654#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), 2679#(<= 0 i_3), Black: 620#(<= i_7 0), 632#true, Black: 3201#(and (<= (+ t_4 s_2) s_6) (< 1 n_1) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1) (and (<= i_3 2) (< 1 i_3))) (<= s_6 (+ t_4 s_2))), 133#(and (<= 0 i_7) (<= 1 n_1)), Black: 3203#(and (or (< i_3 1) (and (<= (div (* s_2 (- 1)) (- 2)) (div s_2 2)) (<= i_3 2)) (and (<= i_3 2) (< 1 i_3))) (< 1 n_1) (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 3163#(and (< 1 n_1) (or (and (not (= 2 i_3)) (or (and (<= t_4 s_2) (<= i_3 2) (<= s_2 t_4)) (< i_3 1))) (and (<= (+ t_4 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(<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:48,445 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 09:58:48,445 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:48,445 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:48,445 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 09:58:49,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L36-->thread3EXIT: Formula: (not (< v_i_3_26 v_n_1_19)) InVars {i_3=v_i_3_26, n_1=v_n_1_19} OutVars{i_3=v_i_3_26, n_1=v_n_1_19} AuxVars[] AssignedVars[][1242], [1536#true, 1025#(and (<= i_3 i_7) (<= n_1 i_7)), 9#L82true, Black: 984#(and (<= 1 i_7) (<= i_3 1)), Black: 2560#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 958#(<= i_3 i_7), Black: 2546#(and (<= 0 i_7) (<= n_1 i_7)), Black: 2564#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 959#(<= i_3 (+ i_7 1)), Black: 2516#(and (<= 1 i_7) (<= i_3 1)), 15#L55true, Black: 2566#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2556#(and (<= 0 i_7) (<= i_3 (+ i_7 1))), Black: 3601#(and (= i_7 1) (exists ((v_i_3_236 Int)) (and (<= i_3 (+ v_i_3_236 2)) (<= s_2 (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3))) (<= 0 v_i_3_236) (<= (+ (select X_0 (+ v_i_3_236 1)) (select X_0 i_3)) s_2) (< (+ v_i_3_236 1) n_1) (<= v_i_3_236 0))) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 21#thread3EXITtrue, Black: 3603#(and (<= s_2 s_6) (<= i_7 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(<= i_7 1) (= (select X_0 i_3) s_2) (or (= s_6 s_2) (< i_7 n_1))), Black: 1288#(and (<= i_7 0) (< i_3 (+ n_1 1)) (= (select X_0 i_3) s_2) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= 1 i_3)), Black: 2846#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2798#(and (<= i_7 1) (<= 1 i_3)), Black: 1244#(and (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2)), Black: 1308#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (< s_6 (+ s_2 1))), Black: 1292#(and (< 0 n_1) (= (select X_0 i_3) s_2) (<= i_3 1) (<= 1 i_3)), Black: 1262#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 309#true, 2872#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2868#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 1859#(and (<= (+ t_4 s_2) s_6) (< i_7 (+ i_3 1)) (<= s_6 t_4) (<= i_3 i_7) (<= s_6 (+ t_4 s_2)) (<= t_4 s_6)), Black: 1796#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1799#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1823#(and (= s_2 0) (<= s_6 t_4) (<= t_4 s_6)), 1865#true, 2393#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 865#(and (<= 1 i_7) (< 1 n_1) (<= i_3 1)), Black: 802#(<= i_3 i_7), Black: 803#(<= i_3 (+ i_7 1)), Black: 867#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 2405#(and (<= 0 i_7) (<= i_3 i_7)), Black: 2399#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 3430#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3432#(and (< 2 n_1) (<= i_7 2) (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 314#(and (<= s_2 0) (<= 0 s_2) (= t_5 s_6)), Black: 3434#(and (<= i_7 i_3) (<= 0 i_3)), Black: 3952#(and (< 2 n_1) (<= 2 i_7) (<= i_3 2)), Black: 315#(= s_6 s_2), Black: 3436#(and (< 2 n_1) (<= i_7 2) (<= i_7 i_3) (<= 0 i_3)), Black: 3906#(and (<= 1 i_7) (<= i_3 2)), 373#true, Black: 3954#(and (<= (+ i_3 1) n_1) (<= i_3 i_7)), Black: 3876#(<= i_3 i_7), Black: 3878#(<= i_3 (+ i_7 1)), Black: 3910#(and (<= 2 i_7) (<= i_3 2)), 1402#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 3946#(and (<= 2 i_7) (<= i_3 0) (<= (+ i_3 1) n_1)), 3964#true, Black: 1394#(and (<= 1 i_7) (<= i_3 1) (<= n_1 i_7)), Black: 1398#(and (<= 1 i_7) (<= i_3 1) (<= n_1 1)), Black: 1352#(and (<= 1 i_7) (<= i_3 1)), 1409#true, 2946#(and (<= n_1 i_3) (<= 0 i_3)), Black: 2948#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 2954#(and (<= i_7 1) (<= n_1 i_3) (<= 1 i_3)), Black: 2956#(and (<= i_7 i_3) (<= 0 i_3)), Black: 2958#(and (<= i_7 i_3) (<= n_1 i_3) (<= 0 i_3)), Black: 1872#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 1937#(and (= s_2 0) (< 0 n_1) (<= i_3 1) (or (< i_3 n_1) (= t_5 s_6)) (or (= s_6 s_2) (< i_3 n_1))), Black: 1941#(and (<= s_6 (+ t_5 s_2)) (= s_2 0) (< 0 n_1) (<= i_3 1) (<= (+ t_5 s_2) s_6)), Black: 1945#(and (< 0 n_1) (< s_2 (+ s_6 1)) (<= i_3 1) (<= s_6 s_2)), Black: 1933#(and (<= (+ i_3 1) i_7) (<= i_3 0) (< 0 n_1) (= s_6 (select X_0 i_7)) (<= (+ s_2 (select X_0 i_7)) s_6) (<= s_6 (+ s_2 (select X_0 i_7))) (< i_7 (+ i_3 2))), Black: 1871#(and (<= s_6 (+ t_5 s_2)) (<= (+ t_5 s_2) s_6)), 1953#true, Black: 2452#(and (= s_2 0) (<= t_5 s_6) (<= s_6 t_5)), 946#(and (<= i_3 i_7) (<= n_1 i_7)), Black: 2422#(and (< s_2 (+ s_6 1)) (<= s_6 s_2)), Black: 877#(<= i_3 i_7), Black: 436#(and (= (select X_0 i_3) t_4) (<= s_2 0) (<= 0 s_2) (< 0 n_1) (<= i_3 1) (<= 1 i_3)), Black: 378#(and (<= s_2 0) (<= 0 s_2) (= t_4 s_6)), 3519#(and (<= i_3 (+ i_7 1)) (<= n_1 i_7)), Black: 379#(= s_6 s_2), Black: 3475#(and (<= 1 i_7) (<= i_3 2)), Black: 3517#(and (<= 1 i_7) (<= i_3 2) (<= n_1 i_7)), 3527#true, Black: 3968#(and (<= i_3 (+ i_7 2)) (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1)))) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3970#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 3971#(and (<= (+ s_6 (select X_0 (+ i_7 1))) s_2) (<= s_2 (+ s_6 (select X_0 (+ i_7 1))))), Black: 457#(and (<= 1 n_1) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 3972#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 4006#(and (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7))), 460#true, Black: 4038#(and (<= i_3 (+ i_7 2)) (= i_7 1) (exists ((i_3 Int)) (and (<= s_2 (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3))) (<= i_3 2) (<= (+ (select X_0 (+ i_3 (- 1))) (select X_0 i_3)) s_2) (<= 2 i_3))) (= s_6 (select X_0 i_7)) (= (select X_0 i_3) t_5) (<= (+ i_7 2) i_3)), Black: 3967#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1956#(and (<= s_2 s_6) (<= i_7 i_3) (<= i_3 i_7) (<= s_6 s_2)), Black: 1958#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1981#(and (<= 0 i_7) (<= i_7 0) (<= 0 s_6) (= (select X_0 1) s_2) (<= s_6 0)), 2017#true, Black: 3041#(and (<= i_7 i_3) (<= (+ i_7 1) n_1) (<= 0 i_3)), Black: 2995#(and (<= i_7 1) (<= 1 i_3)), Black: 3037#(and (<= i_7 (+ i_3 1)) (<= 0 i_3)), Black: 3039#(and (<= i_7 i_3) (<= 0 i_3)), Black: 1507#(and (< i_3 (+ n_1 1)) (< 0 n_1) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), 3047#true, Black: 1444#(and (<= i_7 0) (< i_3 (+ n_1 1)) (< 0 n_1) (= (select X_0 i_3) s_2) (= s_6 0)), Black: 1414#(and (<= i_3 (+ i_7 1)) (<= (+ s_6 (select X_0 i_3)) s_2) (<= s_2 (+ s_6 (select X_0 i_3))) (<= (+ i_7 1) i_3)), Black: 1495#(and (< i_7 (+ i_3 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1415#(and (< i_7 (+ i_3 1)) (<= s_2 s_6) (<= i_3 i_7) (< s_6 (+ s_2 1))), Black: 1448#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1)), Black: 1416#(and (<= s_2 s_6) (< s_6 (+ s_2 1))), Black: 1501#(and (= (select X_0 i_3) t_4) (< i_3 (+ n_1 1)) (< 0 n_1) (<= s_2 s_6) (<= i_7 1) (<= i_3 (+ i_7 1)) (<= (+ i_7 1) i_3) (<= s_6 s_2)), Black: 1485#(and (< i_3 (+ n_1 1)) (or (= s_6 s_2) (not (= i_3 i_7))) (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), Black: 1455#(and (< 0 n_1) (<= i_7 1) (or (= s_6 s_2) (< i_7 n_1))), 1524#(<= 1 i_3), 2550#(and (<= 0 i_7) (<= i_3 i_7) (<= n_1 i_7)), Black: 1530#(and (<= i_7 i_3) (<= 1 i_3) (<= (+ i_7 1) n_1)), Black: 1532#(and (<= i_7 i_3) (<= 1 i_3))]) [2021-03-25 09:58:49,246 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 09:58:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:58:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 09:58:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 09:58:51,059 INFO L129 PetriNetUnfolder]: 6901/13508 cut-off events. [2021-03-25 09:58:51,060 INFO L130 PetriNetUnfolder]: For 2080390/2086905 co-relation queries the response was YES. [2021-03-25 09:58:51,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 233900 conditions, 13508 events. 6901/13508 cut-off events. For 2080390/2086905 co-relation queries the response was YES. Maximal size of possible extension queue 1492. Compared 128355 event pairs, 361 based on Foata normal form. 464/12704 useless extension candidates. Maximal degree in co-relation 233584. Up to 5083 conditions per place. [2021-03-25 09:58:51,794 INFO L142 LiptonReduction]: Number of co-enabled transitions 7298 [2021-03-25 09:58:54,210 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-25 09:58:54,210 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 09:58:54,210 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9238 [2021-03-25 09:58:54,211 INFO L480 AbstractCegarLoop]: Abstraction has has 684 places, 2216 transitions, 79304 flow [2021-03-25 09:58:54,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 23.307692307692307) internal successors, (303), 13 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:54,211 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:58:54,211 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:58:54,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95 [2021-03-25 09:58:54,428 INFO L428 AbstractCegarLoop]: === Iteration 68 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:58:54,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:58:54,428 INFO L82 PathProgramCache]: Analyzing trace with hash -2126032810, now seen corresponding path program 1 times [2021-03-25 09:58:54,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:58:54,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745796702] [2021-03-25 09:58:54,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:58:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:58:54,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:58:54,452 INFO L142 QuantifierPusher]: treesize reduction 38, result has 63.1 percent of original size [2021-03-25 09:58:54,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 09:58:54,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:58:54,486 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.3 percent of original size [2021-03-25 09:58:54,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 09:58:54,512 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.2 percent of original size [2021-03-25 09:58:54,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 09:58:54,534 INFO L142 QuantifierPusher]: treesize reduction 11, result has 57.7 percent of original size [2021-03-25 09:58:54,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 09:58:54,535 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 09:58:54,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:58:54,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745796702] [2021-03-25 09:58:54,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223535739] [2021-03-25 09:58:54,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:58:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:58:54,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-25 09:58:54,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:58:54,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:58:54,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 09:58:54,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 09:58:54,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 09:58:54,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:58:54,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:58:54,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:58:54,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 09:58:54,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,635 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size 58 [2021-03-25 09:58:54,636 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-25 09:58:54,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 09:58:54,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 09:58:54,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 09:58:54,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 09:58:54,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,667 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.6 percent of original size 63 [2021-03-25 09:58:54,667 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.8 percent of original size [2021-03-25 09:58:54,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,669 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.7 percent of original size [2021-03-25 09:58:54,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:58:54,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:54,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:58:54,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-25 09:58:54,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 09:58:54,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 09:58:54,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:58:54,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 09:58:54,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 09:58:54,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:54,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:58:54,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:54,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:58:54,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:58:54,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:58:54,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-25 09:58:54,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,684 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:58:54,690 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:58:54,691 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:51, output treesize:7 [2021-03-25 09:58:54,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:58:54,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:58:54,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:58:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:58:54,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:58:54,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-03-25 09:58:54,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304465918] [2021-03-25 09:58:54,721 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 09:58:54,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:58:54,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 09:58:54,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-03-25 09:58:54,721 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 87 [2021-03-25 09:58:54,722 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 684 places, 2216 transitions, 79304 flow. Second operand has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:58:54,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:58:54,722 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 87 [2021-03-25 09:58:54,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:59:09,473 INFO L129 PetriNetUnfolder]: 9119/16246 cut-off events. [2021-03-25 09:59:09,473 INFO L130 PetriNetUnfolder]: For 2552895/2553025 co-relation queries the response was YES. [2021-03-25 09:59:09,794 INFO L84 FinitePrefix]: Finished finitePrefix Result has 297969 conditions, 16246 events. 9119/16246 cut-off events. For 2552895/2553025 co-relation queries the response was YES. Maximal size of possible extension queue 1534. Compared 140391 event pairs, 962 based on Foata normal form. 51/15104 useless extension candidates. Maximal degree in co-relation 297622. Up to 12799 conditions per place. [2021-03-25 09:59:09,908 INFO L132 encePairwiseOnDemand]: 54/87 looper letters, 2123 selfloop transitions, 189 changer transitions 0/2323 dead transitions. [2021-03-25 09:59:09,908 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 697 places, 2323 transitions, 89092 flow [2021-03-25 09:59:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 09:59:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 09:59:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 427 transitions. [2021-03-25 09:59:09,909 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3505747126436782 [2021-03-25 09:59:09,909 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 427 transitions. [2021-03-25 09:59:09,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 427 transitions. [2021-03-25 09:59:09,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:59:09,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 427 transitions. [2021-03-25 09:59:09,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 30.5) internal successors, (427), 14 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:09,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 87.0) internal successors, (1305), 15 states have internal predecessors, (1305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:09,910 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 87.0) internal successors, (1305), 15 states have internal predecessors, (1305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:09,910 INFO L185 Difference]: Start difference. First operand has 684 places, 2216 transitions, 79304 flow. Second operand 14 states and 427 transitions. [2021-03-25 09:59:09,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 697 places, 2323 transitions, 89092 flow [2021-03-25 09:59:26,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 687 places, 2323 transitions, 87977 flow, removed 483 selfloop flow, removed 10 redundant places. [2021-03-25 09:59:26,625 INFO L241 Difference]: Finished difference. Result has 694 places, 2265 transitions, 81177 flow [2021-03-25 09:59:26,627 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=87, PETRI_DIFFERENCE_MINUEND_FLOW=78189, PETRI_DIFFERENCE_MINUEND_PLACES=674, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=142, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2031, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=81177, PETRI_PLACES=694, PETRI_TRANSITIONS=2265} [2021-03-25 09:59:26,627 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 664 predicate places. [2021-03-25 09:59:26,627 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 09:59:26,627 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 694 places, 2265 transitions, 81177 flow [2021-03-25 09:59:26,627 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 694 places, 2265 transitions, 81177 flow [2021-03-25 09:59:26,661 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 694 places, 2265 transitions, 81177 flow [2021-03-25 09:59:33,159 INFO L129 PetriNetUnfolder]: 6994/13753 cut-off events. [2021-03-25 09:59:33,160 INFO L130 PetriNetUnfolder]: For 2129906/2134279 co-relation queries the response was YES. [2021-03-25 09:59:33,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 240366 conditions, 13753 events. 6994/13753 cut-off events. For 2129906/2134279 co-relation queries the response was YES. Maximal size of possible extension queue 1510. Compared 131928 event pairs, 336 based on Foata normal form. 323/12766 useless extension candidates. Maximal degree in co-relation 240045. Up to 5196 conditions per place. [2021-03-25 09:59:33,914 INFO L142 LiptonReduction]: Number of co-enabled transitions 7488 [2021-03-25 09:59:35,368 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-25 09:59:35,369 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 09:59:35,369 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8742 [2021-03-25 09:59:35,369 INFO L480 AbstractCegarLoop]: Abstraction has has 694 places, 2265 transitions, 81214 flow [2021-03-25 09:59:35,369 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:35,369 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 09:59:35,369 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 09:59:35,569 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:59:35,570 INFO L428 AbstractCegarLoop]: === Iteration 69 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 09:59:35,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 09:59:35,570 INFO L82 PathProgramCache]: Analyzing trace with hash -216265718, now seen corresponding path program 1 times [2021-03-25 09:59:35,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 09:59:35,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056868618] [2021-03-25 09:59:35,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 09:59:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:59:35,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:59:35,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:59:35,610 INFO L142 QuantifierPusher]: treesize reduction 31, result has 59.2 percent of original size [2021-03-25 09:59:35,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 09:59:35,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 09:59:35,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 09:59:35,648 INFO L142 QuantifierPusher]: treesize reduction 6, result has 76.0 percent of original size [2021-03-25 09:59:35,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:59:35,659 INFO L142 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size [2021-03-25 09:59:35,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 09:59:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,679 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 09:59:35,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 09:59:35,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056868618] [2021-03-25 09:59:35,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298553554] [2021-03-25 09:59:35,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 09:59:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 09:59:35,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 09:59:35,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 09:59:35,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:59:35,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:59:35,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:59:35,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 09:59:35,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:59:35,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:59:35,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:59:35,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 09:59:35,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 09:59:35,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:59:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:59:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:59:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 09:59:35,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 09:59:35,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:59:35,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:59:35,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 09:59:35,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 09:59:35,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 09:59:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 09:59:35,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 09:59:35,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 09:59:35,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 09:59:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 09:59:35,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:59:35,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 09:59:35,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2021-03-25 09:59:35,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 09:59:35,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,787 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 09:59:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:59:35,788 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 09:59:35,788 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:12 [2021-03-25 09:59:35,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:59:35,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:59:35,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 09:59:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 09:59:35,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 09:59:35,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 09:59:35,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 09:59:35,825 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 09:59:35,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 09:59:35,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 12 [2021-03-25 09:59:35,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524312031] [2021-03-25 09:59:35,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 09:59:35,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 09:59:35,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 09:59:35,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-03-25 09:59:35,826 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 88 [2021-03-25 09:59:35,826 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 694 places, 2265 transitions, 81214 flow. Second operand has 13 states, 13 states have (on average 23.23076923076923) internal successors, (302), 13 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:35,826 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 09:59:35,826 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 88 [2021-03-25 09:59:35,826 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 09:59:51,261 INFO L129 PetriNetUnfolder]: 9163/16338 cut-off events. [2021-03-25 09:59:51,261 INFO L130 PetriNetUnfolder]: For 2608327/2608463 co-relation queries the response was YES. [2021-03-25 09:59:51,595 INFO L84 FinitePrefix]: Finished finitePrefix Result has 301423 conditions, 16338 events. 9163/16338 cut-off events. For 2608327/2608463 co-relation queries the response was YES. Maximal size of possible extension queue 1541. Compared 141478 event pairs, 981 based on Foata normal form. 50/15206 useless extension candidates. Maximal degree in co-relation 301071. Up to 13024 conditions per place. [2021-03-25 09:59:51,708 INFO L132 encePairwiseOnDemand]: 59/88 looper letters, 2192 selfloop transitions, 113 changer transitions 0/2316 dead transitions. [2021-03-25 09:59:51,708 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 706 places, 2316 transitions, 88045 flow [2021-03-25 09:59:51,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 09:59:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 09:59:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 391 transitions. [2021-03-25 09:59:51,713 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34178321678321677 [2021-03-25 09:59:51,713 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 391 transitions. [2021-03-25 09:59:51,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 391 transitions. [2021-03-25 09:59:51,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 09:59:51,713 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 391 transitions. [2021-03-25 09:59:51,714 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 30.076923076923077) internal successors, (391), 13 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:51,714 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 88.0) internal successors, (1232), 14 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:51,715 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 88.0) internal successors, (1232), 14 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 09:59:51,715 INFO L185 Difference]: Start difference. First operand has 694 places, 2265 transitions, 81214 flow. Second operand 13 states and 391 transitions. [2021-03-25 09:59:51,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 706 places, 2316 transitions, 88045 flow [2021-03-25 10:00:09,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 701 places, 2316 transitions, 87264 flow, removed 346 selfloop flow, removed 5 redundant places. [2021-03-25 10:00:09,168 INFO L241 Difference]: Finished difference. Result has 707 places, 2290 transitions, 81737 flow [2021-03-25 10:00:09,170 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=80437, PETRI_DIFFERENCE_MINUEND_PLACES=689, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=81737, PETRI_PLACES=707, PETRI_TRANSITIONS=2290} [2021-03-25 10:00:09,170 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 677 predicate places. [2021-03-25 10:00:09,170 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:00:09,170 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 707 places, 2290 transitions, 81737 flow [2021-03-25 10:00:09,170 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 707 places, 2290 transitions, 81737 flow [2021-03-25 10:00:09,205 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 707 places, 2290 transitions, 81737 flow [2021-03-25 10:00:16,249 INFO L129 PetriNetUnfolder]: 7167/13987 cut-off events. [2021-03-25 10:00:16,250 INFO L130 PetriNetUnfolder]: For 2203178/2208988 co-relation queries the response was YES. [2021-03-25 10:00:16,600 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244940 conditions, 13987 events. 7167/13987 cut-off events. For 2203178/2208988 co-relation queries the response was YES. Maximal size of possible extension queue 1523. Compared 133251 event pairs, 362 based on Foata normal form. 448/13100 useless extension candidates. Maximal degree in co-relation 244612. Up to 5275 conditions per place. [2021-03-25 10:00:16,823 INFO L142 LiptonReduction]: Number of co-enabled transitions 7546 [2021-03-25 10:00:18,563 INFO L154 LiptonReduction]: Checked pairs total: 5 [2021-03-25 10:00:18,563 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 10:00:18,563 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9393 [2021-03-25 10:00:18,563 INFO L480 AbstractCegarLoop]: Abstraction has has 707 places, 2290 transitions, 81839 flow [2021-03-25 10:00:18,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 23.23076923076923) internal successors, (302), 13 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:00:18,563 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:00:18,563 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:00:18,764 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:00:18,764 INFO L428 AbstractCegarLoop]: === Iteration 70 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 10:00:18,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:00:18,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1460105296, now seen corresponding path program 1 times [2021-03-25 10:00:18,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:00:18,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311262477] [2021-03-25 10:00:18,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:00:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:00:18,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:00:18,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:00:18,788 INFO L142 QuantifierPusher]: treesize reduction 48, result has 47.3 percent of original size [2021-03-25 10:00:18,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 10:00:18,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:00:18,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:00:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:00:18,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:18,851 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 10:00:18,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:00:18,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311262477] [2021-03-25 10:00:18,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801714666] [2021-03-25 10:00:18,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:00:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:00:18,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 10:00:18,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:00:18,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:00:18,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:00:18,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:00:18,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:00:18,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:18,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:18,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:18,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:18,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:00:18,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:00:18,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:00:18,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:00:18,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:00:18,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:00:18,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:00:18,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:00:18,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:00:18,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:00:18,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:00:18,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:00:18,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:00:18,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:00:18,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:00:18,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:00:18,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:00:18,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:18,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:00:18,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:00:19,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 10:00:19,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:00:19,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:00:19,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-03-25 10:00:19,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:19,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:19,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:00:19,014 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:19,016 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:00:19,016 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:11 [2021-03-25 10:00:19,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:19,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:00:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:19,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:00:19,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:00:19,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:00:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:00:19,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:00:19,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-03-25 10:00:19,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191095208] [2021-03-25 10:00:19,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 10:00:19,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:00:19,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 10:00:19,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-03-25 10:00:19,044 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 92 [2021-03-25 10:00:19,045 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 707 places, 2290 transitions, 81839 flow. Second operand has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:00:19,045 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:00:19,045 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 92 [2021-03-25 10:00:19,045 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:00:35,460 INFO L129 PetriNetUnfolder]: 9260/16513 cut-off events. [2021-03-25 10:00:35,460 INFO L130 PetriNetUnfolder]: For 2669819/2670120 co-relation queries the response was YES. [2021-03-25 10:00:35,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 305370 conditions, 16513 events. 9260/16513 cut-off events. For 2669819/2670120 co-relation queries the response was YES. Maximal size of possible extension queue 1530. Compared 142957 event pairs, 955 based on Foata normal form. 83/15376 useless extension candidates. Maximal degree in co-relation 305011. Up to 13103 conditions per place. [2021-03-25 10:00:36,042 INFO L132 encePairwiseOnDemand]: 58/92 looper letters, 2184 selfloop transitions, 133 changer transitions 0/2328 dead transitions. [2021-03-25 10:00:36,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 716 places, 2328 transitions, 88378 flow [2021-03-25 10:00:36,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 10:00:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 10:00:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 315 transitions. [2021-03-25 10:00:36,052 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3423913043478261 [2021-03-25 10:00:36,052 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 315 transitions. [2021-03-25 10:00:36,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 315 transitions. [2021-03-25 10:00:36,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:00:36,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 315 transitions. [2021-03-25 10:00:36,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 31.5) internal successors, (315), 10 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:00:36,053 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 92.0) internal successors, (1012), 11 states have internal predecessors, (1012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:00:36,053 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 92.0) internal successors, (1012), 11 states have internal predecessors, (1012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:00:36,053 INFO L185 Difference]: Start difference. First operand has 707 places, 2290 transitions, 81839 flow. Second operand 10 states and 315 transitions. [2021-03-25 10:00:36,054 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 716 places, 2328 transitions, 88378 flow [2021-03-25 10:00:54,745 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 714 places, 2328 transitions, 88077 flow, removed 143 selfloop flow, removed 2 redundant places. [2021-03-25 10:00:54,796 INFO L241 Difference]: Finished difference. Result has 716 places, 2302 transitions, 82522 flow [2021-03-25 10:00:54,797 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=81538, PETRI_DIFFERENCE_MINUEND_PLACES=705, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=124, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=82522, PETRI_PLACES=716, PETRI_TRANSITIONS=2302} [2021-03-25 10:00:54,797 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 686 predicate places. [2021-03-25 10:00:54,797 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:00:54,797 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 716 places, 2302 transitions, 82522 flow [2021-03-25 10:00:54,798 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 716 places, 2302 transitions, 82522 flow [2021-03-25 10:00:54,824 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 716 places, 2302 transitions, 82522 flow [2021-03-25 10:01:01,836 INFO L129 PetriNetUnfolder]: 7205/14073 cut-off events. [2021-03-25 10:01:01,836 INFO L130 PetriNetUnfolder]: For 2239428/2244991 co-relation queries the response was YES. [2021-03-25 10:01:02,156 INFO L84 FinitePrefix]: Finished finitePrefix Result has 247512 conditions, 14073 events. 7205/14073 cut-off events. For 2239428/2244991 co-relation queries the response was YES. Maximal size of possible extension queue 1541. Compared 134387 event pairs, 361 based on Foata normal form. 415/13135 useless extension candidates. Maximal degree in co-relation 247181. Up to 5293 conditions per place. [2021-03-25 10:01:02,373 INFO L142 LiptonReduction]: Number of co-enabled transitions 7594 [2021-03-25 10:01:02,954 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:01:02,954 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:01:02,954 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8157 [2021-03-25 10:01:02,954 INFO L480 AbstractCegarLoop]: Abstraction has has 716 places, 2302 transitions, 82522 flow [2021-03-25 10:01:02,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:02,954 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:01:02,954 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:01:03,154 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98 [2021-03-25 10:01:03,155 INFO L428 AbstractCegarLoop]: === Iteration 71 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 10:01:03,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:01:03,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1528579545, now seen corresponding path program 1 times [2021-03-25 10:01:03,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:01:03,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373245589] [2021-03-25 10:01:03,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:01:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:01:03,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:03,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:03,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:01:03,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:01:03,437 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-03-25 10:01:03,437 INFO L142 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size [2021-03-25 10:01:03,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 10:01:03,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,479 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 10:01:03,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,489 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 10:01:03,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373245589] [2021-03-25 10:01:03,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306456469] [2021-03-25 10:01:03,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:01:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:01:03,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 10:01:03,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:01:03,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:03,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:03,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:03,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:03,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:03,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:03,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:03,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:03,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:01:03,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:01:03,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:01:03,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:01:03,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:01:03,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:01:03,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:01:03,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:01:03,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:01:03,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:01:03,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:01:03,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:01:03,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:01:03,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:01:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:01:03,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 10:01:03,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:01:03,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:01:03,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-03-25 10:01:03,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,585 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:01:03,592 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,593 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:01:03,594 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:11 [2021-03-25 10:01:03,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:03,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:03,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:03,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:03,618 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 10:01:03,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:01:03,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2021-03-25 10:01:03,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804445459] [2021-03-25 10:01:03,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 10:01:03,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:01:03,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 10:01:03,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-25 10:01:03,619 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 92 [2021-03-25 10:01:03,619 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 716 places, 2302 transitions, 82522 flow. Second operand has 10 states, 10 states have (on average 23.2) internal successors, (232), 10 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:03,619 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:01:03,619 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 92 [2021-03-25 10:01:03,619 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:01:19,332 INFO L129 PetriNetUnfolder]: 9323/16629 cut-off events. [2021-03-25 10:01:19,332 INFO L130 PetriNetUnfolder]: For 2745157/2745430 co-relation queries the response was YES. [2021-03-25 10:01:19,713 INFO L84 FinitePrefix]: Finished finitePrefix Result has 309949 conditions, 16629 events. 9323/16629 cut-off events. For 2745157/2745430 co-relation queries the response was YES. Maximal size of possible extension queue 1543. Compared 144155 event pairs, 977 based on Foata normal form. 100/15499 useless extension candidates. Maximal degree in co-relation 309587. Up to 13214 conditions per place. [2021-03-25 10:01:20,077 INFO L132 encePairwiseOnDemand]: 60/92 looper letters, 2226 selfloop transitions, 101 changer transitions 0/2338 dead transitions. [2021-03-25 10:01:20,077 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 726 places, 2338 transitions, 89023 flow [2021-03-25 10:01:20,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 10:01:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 10:01:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 340 transitions. [2021-03-25 10:01:20,078 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3359683794466403 [2021-03-25 10:01:20,078 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 340 transitions. [2021-03-25 10:01:20,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 340 transitions. [2021-03-25 10:01:20,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:01:20,079 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 340 transitions. [2021-03-25 10:01:20,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 30.90909090909091) internal successors, (340), 11 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:20,080 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 92.0) internal successors, (1104), 12 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:20,080 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 92.0) internal successors, (1104), 12 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:20,080 INFO L185 Difference]: Start difference. First operand has 716 places, 2302 transitions, 82522 flow. Second operand 11 states and 340 transitions. [2021-03-25 10:01:20,080 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 726 places, 2338 transitions, 89023 flow [2021-03-25 10:01:38,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 721 places, 2338 transitions, 88767 flow, removed 85 selfloop flow, removed 5 redundant places. [2021-03-25 10:01:38,440 INFO L241 Difference]: Finished difference. Result has 723 places, 2314 transitions, 83175 flow [2021-03-25 10:01:38,441 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=82266, PETRI_DIFFERENCE_MINUEND_PLACES=711, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2204, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=83175, PETRI_PLACES=723, PETRI_TRANSITIONS=2314} [2021-03-25 10:01:38,441 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 693 predicate places. [2021-03-25 10:01:38,441 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:01:38,441 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 723 places, 2314 transitions, 83175 flow [2021-03-25 10:01:38,441 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 723 places, 2314 transitions, 83175 flow [2021-03-25 10:01:38,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 723 places, 2314 transitions, 83175 flow [2021-03-25 10:01:45,769 INFO L129 PetriNetUnfolder]: 7198/14112 cut-off events. [2021-03-25 10:01:45,769 INFO L130 PetriNetUnfolder]: For 2272047/2277011 co-relation queries the response was YES. [2021-03-25 10:01:46,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250431 conditions, 14112 events. 7198/14112 cut-off events. For 2272047/2277011 co-relation queries the response was YES. Maximal size of possible extension queue 1524. Compared 135277 event pairs, 367 based on Foata normal form. 298/13048 useless extension candidates. Maximal degree in co-relation 250097. Up to 5309 conditions per place. [2021-03-25 10:01:46,325 INFO L142 LiptonReduction]: Number of co-enabled transitions 7630 [2021-03-25 10:01:48,078 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:01:48,078 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 10:01:48,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9637 [2021-03-25 10:01:48,079 INFO L480 AbstractCegarLoop]: Abstraction has has 723 places, 2314 transitions, 83237 flow [2021-03-25 10:01:48,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.2) internal successors, (232), 10 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:48,079 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:01:48,079 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 10:01:48,279 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:01:48,279 INFO L428 AbstractCegarLoop]: === Iteration 72 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 10:01:48,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:01:48,280 INFO L82 PathProgramCache]: Analyzing trace with hash 1971317077, now seen corresponding path program 1 times [2021-03-25 10:01:48,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:01:48,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657820581] [2021-03-25 10:01:48,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:01:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:01:48,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:48,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:01:48,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 10:01:48,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:01:48,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:01:48,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:01:48,333 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 10:01:48,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,342 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 10:01:48,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657820581] [2021-03-25 10:01:48,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664886482] [2021-03-25 10:01:48,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:01:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:01:48,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 10:01:48,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:01:48,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:48,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:48,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:48,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:01:48,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:01:48,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:01:48,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,405 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-25 10:01:48,406 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-25 10:01:48,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:01:48,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:01:48,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:48,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:01:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:01:48,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:01:48,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:01:48,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:01:48,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-03-25 10:01:48,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:01:48,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:01:48,434 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:01:48,438 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:01:48,439 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2021-03-25 10:01:48,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:01:48,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:01:48,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:01:48,492 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 10:01:48,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:01:48,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-25 10:01:48,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889462659] [2021-03-25 10:01:48,493 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 10:01:48,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:01:48,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 10:01:48,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-03-25 10:01:48,493 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 94 [2021-03-25 10:01:48,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 723 places, 2314 transitions, 83237 flow. Second operand has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:01:48,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:01:48,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 94 [2021-03-25 10:01:48,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:02:06,908 INFO L129 PetriNetUnfolder]: 10042/18467 cut-off events. [2021-03-25 10:02:06,909 INFO L130 PetriNetUnfolder]: For 3029202/3029552 co-relation queries the response was YES. [2021-03-25 10:02:07,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 338095 conditions, 18467 events. 10042/18467 cut-off events. For 3029202/3029552 co-relation queries the response was YES. Maximal size of possible extension queue 1709. Compared 167509 event pairs, 336 based on Foata normal form. 92/17040 useless extension candidates. Maximal degree in co-relation 337730. Up to 9759 conditions per place. [2021-03-25 10:02:07,731 INFO L132 encePairwiseOnDemand]: 43/94 looper letters, 1921 selfloop transitions, 810 changer transitions 19/2761 dead transitions. [2021-03-25 10:02:07,731 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 744 places, 2761 transitions, 104812 flow [2021-03-25 10:02:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-25 10:02:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-03-25 10:02:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 634 transitions. [2021-03-25 10:02:07,732 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3065764023210832 [2021-03-25 10:02:07,732 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 634 transitions. [2021-03-25 10:02:07,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 634 transitions. [2021-03-25 10:02:07,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:02:07,732 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 634 transitions. [2021-03-25 10:02:07,733 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 28.818181818181817) internal successors, (634), 22 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:02:07,734 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 94.0) internal successors, (2162), 23 states have internal predecessors, (2162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:02:07,734 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 94.0) internal successors, (2162), 23 states have internal predecessors, (2162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:02:07,734 INFO L185 Difference]: Start difference. First operand has 723 places, 2314 transitions, 83237 flow. Second operand 22 states and 634 transitions. [2021-03-25 10:02:07,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 744 places, 2761 transitions, 104812 flow [2021-03-25 10:02:28,859 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 738 places, 2761 transitions, 104337 flow, removed 191 selfloop flow, removed 6 redundant places. [2021-03-25 10:02:28,925 INFO L241 Difference]: Finished difference. Result has 743 places, 2663 transitions, 98779 flow [2021-03-25 10:02:28,927 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=82902, PETRI_DIFFERENCE_MINUEND_PLACES=717, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=476, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=98779, PETRI_PLACES=743, PETRI_TRANSITIONS=2663} [2021-03-25 10:02:28,927 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 713 predicate places. [2021-03-25 10:02:28,927 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:02:28,927 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 743 places, 2663 transitions, 98779 flow [2021-03-25 10:02:28,927 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 743 places, 2663 transitions, 98779 flow [2021-03-25 10:02:28,964 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 743 places, 2663 transitions, 98779 flow [2021-03-25 10:02:38,329 INFO L129 PetriNetUnfolder]: 8410/16041 cut-off events. [2021-03-25 10:02:38,329 INFO L130 PetriNetUnfolder]: For 2907793/2911092 co-relation queries the response was YES. [2021-03-25 10:02:38,752 INFO L84 FinitePrefix]: Finished finitePrefix Result has 305190 conditions, 16041 events. 8410/16041 cut-off events. For 2907793/2911092 co-relation queries the response was YES. Maximal size of possible extension queue 1721. Compared 152516 event pairs, 370 based on Foata normal form. 411/15166 useless extension candidates. Maximal degree in co-relation 304761. Up to 6097 conditions per place. [2021-03-25 10:02:39,000 INFO L142 LiptonReduction]: Number of co-enabled transitions 7784 [2021-03-25 10:02:40,922 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 10:02:40,923 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 10:02:40,923 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11996 [2021-03-25 10:02:40,923 INFO L480 AbstractCegarLoop]: Abstraction has has 743 places, 2663 transitions, 98934 flow [2021-03-25 10:02:40,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:02:40,923 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:02:40,923 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 10:02:41,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-03-25 10:02:41,124 INFO L428 AbstractCegarLoop]: === Iteration 73 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 10:02:41,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:02:41,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1785794641, now seen corresponding path program 2 times [2021-03-25 10:02:41,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:02:41,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071572812] [2021-03-25 10:02:41,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:02:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:02:41,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:02:41,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:02:41,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 10:02:41,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:02:41,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:02:41,193 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 10:02:41,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,204 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 10:02:41,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071572812] [2021-03-25 10:02:41,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466737512] [2021-03-25 10:02:41,204 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:02:41,229 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 10:02:41,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:02:41,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-25 10:02:41,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:02:41,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:02:41,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:02:41,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:02:41,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:02:41,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:02:41,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:02:41,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:02:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:02:41,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:02:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:02:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 10:02:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:02:41,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:02:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 10:02:41,318 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 28 [2021-03-25 10:02:41,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,319 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-25 10:02:41,320 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-25 10:02:41,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:02:41,320 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:02:41,330 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:02:41,331 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:02:41,331 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:28 [2021-03-25 10:02:41,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:02:41,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:02:41,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,352 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size 28 [2021-03-25 10:02:41,352 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-03-25 10:02:41,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,373 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-03-25 10:02:41,374 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-03-25 10:02:41,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 10:02:41,406 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size [2021-03-25 10:02:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:02:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:02:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:02:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:02:41,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,409 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-25 10:02:41,410 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:02:41,411 INFO L142 QuantifierPusher]: treesize reduction 20, result has 54.5 percent of original size [2021-03-25 10:02:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:02:41,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:02:41,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:02:41,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:02:41,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:02:41,598 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 10:02:41,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:02:41,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-25 10:02:41,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479391579] [2021-03-25 10:02:41,599 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 10:02:41,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:02:41,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 10:02:41,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-03-25 10:02:41,599 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 98 [2021-03-25 10:02:41,600 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 743 places, 2663 transitions, 98934 flow. Second operand has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:02:41,600 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:02:41,600 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 98 [2021-03-25 10:02:41,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:03:04,848 INFO L129 PetriNetUnfolder]: 10047/18461 cut-off events. [2021-03-25 10:03:04,849 INFO L130 PetriNetUnfolder]: For 3215066/3215411 co-relation queries the response was YES. [2021-03-25 10:03:05,293 INFO L84 FinitePrefix]: Finished finitePrefix Result has 354560 conditions, 18461 events. 10047/18461 cut-off events. For 3215066/3215411 co-relation queries the response was YES. Maximal size of possible extension queue 1693. Compared 167339 event pairs, 382 based on Foata normal form. 111/17089 useless extension candidates. Maximal degree in co-relation 354186. Up to 9835 conditions per place. [2021-03-25 10:03:05,437 INFO L132 encePairwiseOnDemand]: 42/98 looper letters, 1919 selfloop transitions, 855 changer transitions 8/2793 dead transitions. [2021-03-25 10:03:05,437 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 774 places, 2793 transitions, 110524 flow [2021-03-25 10:03:05,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-25 10:03:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-03-25 10:03:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 895 transitions. [2021-03-25 10:03:05,438 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2853954081632653 [2021-03-25 10:03:05,438 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 895 transitions. [2021-03-25 10:03:05,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 895 transitions. [2021-03-25 10:03:05,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:03:05,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 895 transitions. [2021-03-25 10:03:05,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 27.96875) internal successors, (895), 32 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:03:05,441 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 98.0) internal successors, (3234), 33 states have internal predecessors, (3234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:03:05,442 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 98.0) internal successors, (3234), 33 states have internal predecessors, (3234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:03:05,442 INFO L185 Difference]: Start difference. First operand has 743 places, 2663 transitions, 98934 flow. Second operand 32 states and 895 transitions. [2021-03-25 10:03:05,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 774 places, 2793 transitions, 110524 flow [2021-03-25 10:03:31,555 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 767 places, 2793 transitions, 108822 flow, removed 801 selfloop flow, removed 7 redundant places. [2021-03-25 10:03:31,621 INFO L241 Difference]: Finished difference. Result has 773 places, 2712 transitions, 101809 flow [2021-03-25 10:03:31,623 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=98, PETRI_DIFFERENCE_MINUEND_FLOW=97256, PETRI_DIFFERENCE_MINUEND_PLACES=736, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2663, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=814, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1841, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=101809, PETRI_PLACES=773, PETRI_TRANSITIONS=2712} [2021-03-25 10:03:31,623 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 743 predicate places. [2021-03-25 10:03:31,623 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:03:31,624 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 773 places, 2712 transitions, 101809 flow [2021-03-25 10:03:31,624 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 773 places, 2712 transitions, 101809 flow [2021-03-25 10:03:31,657 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 772 places, 2712 transitions, 101809 flow [2021-03-25 10:03:41,378 INFO L129 PetriNetUnfolder]: 8462/16175 cut-off events. [2021-03-25 10:03:41,378 INFO L130 PetriNetUnfolder]: For 2941920/2945191 co-relation queries the response was YES. [2021-03-25 10:03:41,793 INFO L84 FinitePrefix]: Finished finitePrefix Result has 311357 conditions, 16175 events. 8462/16175 cut-off events. For 2941920/2945191 co-relation queries the response was YES. Maximal size of possible extension queue 1748. Compared 154498 event pairs, 359 based on Foata normal form. 329/15198 useless extension candidates. Maximal degree in co-relation 310918. Up to 6146 conditions per place. [2021-03-25 10:03:42,322 INFO L142 LiptonReduction]: Number of co-enabled transitions 7828 [2021-03-25 10:03:44,255 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-25 10:03:44,255 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 10:03:44,255 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12632 [2021-03-25 10:03:44,255 INFO L480 AbstractCegarLoop]: Abstraction has has 772 places, 2712 transitions, 101903 flow [2021-03-25 10:03:44,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 23.214285714285715) internal successors, (325), 14 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:03:44,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:03:44,255 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:03:44,456 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-03-25 10:03:44,456 INFO L428 AbstractCegarLoop]: === Iteration 74 === [thread1Err3INUSE_VIOLATION, thread1Thread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, thread1Thread1of1ForFork0Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 10:03:44,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:03:44,456 INFO L82 PathProgramCache]: Analyzing trace with hash -231751177, now seen corresponding path program 1 times [2021-03-25 10:03:44,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:03:44,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479761279] [2021-03-25 10:03:44,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:03:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:03:44,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:03:44,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,481 INFO L142 QuantifierPusher]: treesize reduction 11, result has 77.1 percent of original size [2021-03-25 10:03:44,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 10:03:44,494 INFO L142 QuantifierPusher]: treesize reduction 6, result has 81.8 percent of original size [2021-03-25 10:03:44,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:03:44,507 INFO L142 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size [2021-03-25 10:03:44,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 10:03:44,517 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-03-25 10:03:44,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 10:03:44,527 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 10:03:44,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:03:44,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479761279] [2021-03-25 10:03:44,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563436876] [2021-03-25 10:03:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:03:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:03:44,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-25 10:03:44,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:03:44,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:03:44,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:03:44,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:03:44,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:03:44,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:03:44,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:03:44,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:03:44,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:03:44,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 10:03:44,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:03:44,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:03:44,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:03:44,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:03:44,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:03:44,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:03:44,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:03:44,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:03:44,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:03:44,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:03:44,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:03:44,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:03:44,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:03:44,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 10:03:44,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-25 10:03:44,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:03:44,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-25 10:03:44,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-03-25 10:03:44,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:03:44,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:03:44,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:03:44,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:03:44,632 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:03:44,632 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:11 [2021-03-25 10:03:44,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:03:44,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:03:44,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:03:44,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:03:44,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:03:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:03:44,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:03:44,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-03-25 10:03:44,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415060666] [2021-03-25 10:03:44,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 10:03:44,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:03:44,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 10:03:44,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-25 10:03:44,666 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 103 [2021-03-25 10:03:44,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 772 places, 2712 transitions, 101903 flow. Second operand has 11 states, 11 states have (on average 23.181818181818183) internal successors, (255), 11 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:03:44,667 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:03:44,667 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 103 [2021-03-25 10:03:44,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-03-25 10:03:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 10:03:53,132 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2021-03-25 10:03:53,132 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-25 10:03:53,136 WARN L224 ceAbstractionStarter]: Timeout [2021-03-25 10:03:53,136 INFO L202 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 10:03:53 BasicIcfg [2021-03-25 10:03:53,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 10:03:53,137 INFO L168 Benchmark]: Toolchain (without parser) took 789132.06 ms. Allocated memory was 255.9 MB in the beginning and 15.8 GB in the end (delta: 15.5 GB). Free memory was 236.5 MB in the beginning and 12.6 GB in the end (delta: -12.4 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 160.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.49 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 INFO L168 Benchmark]: Boogie Preprocessor took 17.98 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 INFO L168 Benchmark]: RCFGBuilder took 356.03 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 234.6 MB in the end (delta: -787.2 kB). Peak memory consumption was 24.1 MB. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 INFO L168 Benchmark]: TraceAbstraction took 788724.24 ms. Allocated memory was 255.9 MB in the beginning and 15.8 GB in the end (delta: 15.5 GB). Free memory was 234.6 MB in the beginning and 12.6 GB in the end (delta: -12.4 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.0 GB. [2021-03-25 10:03:53,137 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 0.13 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 160.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 28.49 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.98 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 356.03 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 234.6 MB in the end (delta: -787.2 kB). Peak memory consumption was 24.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 788724.24 ms. Allocated memory was 255.9 MB in the beginning and 15.8 GB in the end (delta: 15.5 GB). Free memory was 234.6 MB in the beginning and 12.6 GB in the end (delta: -12.4 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 85.5ms, 32 PlacesBefore, 30 PlacesAfterwards, 24 TransitionsBefore, 22 TransitionsAfterwards, 184 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 87 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 41, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 28, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 41, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , Statistics on independence cache: Total cache size (in pairs): 11, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 66.6ms, 27 PlacesBefore, 27 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 240 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 12 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 0, positive unconditional: 12, 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: 12, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.6ms, 32 PlacesBefore, 32 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 310 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 31 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 22, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 22, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 20.4ms, 37 PlacesBefore, 37 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 356 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 22.3ms, 42 PlacesBefore, 42 PlacesAfterwards, 42 TransitionsBefore, 42 TransitionsAfterwards, 378 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.7ms, 47 PlacesBefore, 47 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 388 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 39.6ms, 53 PlacesBefore, 53 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 422 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 50.2ms, 58 PlacesBefore, 58 PlacesAfterwards, 77 TransitionsBefore, 77 TransitionsAfterwards, 432 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 33.9ms, 60 PlacesBefore, 59 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 358 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 43.0ms, 61 PlacesBefore, 61 PlacesAfterwards, 77 TransitionsBefore, 77 TransitionsAfterwards, 416 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 60.9ms, 71 PlacesBefore, 71 PlacesAfterwards, 96 TransitionsBefore, 96 TransitionsAfterwards, 486 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72.3ms, 78 PlacesBefore, 78 PlacesAfterwards, 107 TransitionsBefore, 107 TransitionsAfterwards, 514 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 76.2ms, 86 PlacesBefore, 86 PlacesAfterwards, 119 TransitionsBefore, 119 TransitionsAfterwards, 566 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 73.8ms, 98 PlacesBefore, 98 PlacesAfterwards, 156 TransitionsBefore, 156 TransitionsAfterwards, 636 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 76.3ms, 100 PlacesBefore, 100 PlacesAfterwards, 155 TransitionsBefore, 155 TransitionsAfterwards, 640 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 215.3ms, 120 PlacesBefore, 120 PlacesAfterwards, 204 TransitionsBefore, 204 TransitionsAfterwards, 780 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 11 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 98.1ms, 122 PlacesBefore, 122 PlacesAfterwards, 205 TransitionsBefore, 205 TransitionsAfterwards, 766 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 177.0ms, 130 PlacesBefore, 130 PlacesAfterwards, 223 TransitionsBefore, 223 TransitionsAfterwards, 846 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 93.7ms, 136 PlacesBefore, 136 PlacesAfterwards, 227 TransitionsBefore, 227 TransitionsAfterwards, 866 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 97.9ms, 142 PlacesBefore, 140 PlacesAfterwards, 222 TransitionsBefore, 222 TransitionsAfterwards, 850 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 109.2ms, 142 PlacesBefore, 142 PlacesAfterwards, 231 TransitionsBefore, 231 TransitionsAfterwards, 856 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 132.3ms, 146 PlacesBefore, 146 PlacesAfterwards, 258 TransitionsBefore, 258 TransitionsAfterwards, 904 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 229.2ms, 157 PlacesBefore, 157 PlacesAfterwards, 295 TransitionsBefore, 295 TransitionsAfterwards, 1036 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 188.8ms, 170 PlacesBefore, 170 PlacesAfterwards, 340 TransitionsBefore, 340 TransitionsAfterwards, 1156 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 200.3ms, 183 PlacesBefore, 182 PlacesAfterwards, 355 TransitionsBefore, 355 TransitionsAfterwards, 1178 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 189.9ms, 200 PlacesBefore, 200 PlacesAfterwards, 366 TransitionsBefore, 366 TransitionsAfterwards, 1240 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 217.8ms, 219 PlacesBefore, 216 PlacesAfterwards, 385 TransitionsBefore, 385 TransitionsAfterwards, 1300 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 244.3ms, 214 PlacesBefore, 214 PlacesAfterwards, 401 TransitionsBefore, 401 TransitionsAfterwards, 1352 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 226.2ms, 217 PlacesBefore, 217 PlacesAfterwards, 404 TransitionsBefore, 404 TransitionsAfterwards, 1304 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 419.3ms, 246 PlacesBefore, 246 PlacesAfterwards, 537 TransitionsBefore, 537 TransitionsAfterwards, 1642 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 396.2ms, 253 PlacesBefore, 253 PlacesAfterwards, 544 TransitionsBefore, 544 TransitionsAfterwards, 1626 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 19, Positive conditional cache size: 0, Positive unconditional cache size: 19, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 552.8ms, 284 PlacesBefore, 284 PlacesAfterwards, 639 TransitionsBefore, 639 TransitionsAfterwards, 1896 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 523.8ms, 281 PlacesBefore, 281 PlacesAfterwards, 650 TransitionsBefore, 650 TransitionsAfterwards, 1920 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 657.8ms, 291 PlacesBefore, 291 PlacesAfterwards, 667 TransitionsBefore, 667 TransitionsAfterwards, 1996 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 16, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 716.6ms, 305 PlacesBefore, 305 PlacesAfterwards, 704 TransitionsBefore, 704 TransitionsAfterwards, 2334 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 16, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 742.4ms, 303 PlacesBefore, 303 PlacesAfterwards, 702 TransitionsBefore, 702 TransitionsAfterwards, 2362 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 798.2ms, 319 PlacesBefore, 319 PlacesAfterwards, 752 TransitionsBefore, 752 TransitionsAfterwards, 2486 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 881.0ms, 332 PlacesBefore, 332 PlacesAfterwards, 789 TransitionsBefore, 789 TransitionsAfterwards, 2568 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 5 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1199.5ms, 349 PlacesBefore, 349 PlacesAfterwards, 818 TransitionsBefore, 818 TransitionsAfterwards, 2622 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 12 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 0, positive unconditional: 12, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 17, Positive cache size: 17, Positive conditional cache size: 0, Positive unconditional cache size: 17, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 981.3ms, 357 PlacesBefore, 357 PlacesAfterwards, 846 TransitionsBefore, 846 TransitionsAfterwards, 2748 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1227.3ms, 382 PlacesBefore, 382 PlacesAfterwards, 922 TransitionsBefore, 922 TransitionsAfterwards, 3058 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 6 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1355.9ms, 387 PlacesBefore, 387 PlacesAfterwards, 941 TransitionsBefore, 941 TransitionsAfterwards, 3070 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1360.3ms, 393 PlacesBefore, 391 PlacesAfterwards, 932 TransitionsBefore, 932 TransitionsAfterwards, 3062 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 7 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, 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): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1118.7ms, 394 PlacesBefore, 394 PlacesAfterwards, 942 TransitionsBefore, 942 TransitionsAfterwards, 3098 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1264.9ms, 396 PlacesBefore, 396 PlacesAfterwards, 1000 TransitionsBefore, 1000 TransitionsAfterwards, 3128 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1798.9ms, 412 PlacesBefore, 412 PlacesAfterwards, 1086 TransitionsBefore, 1086 TransitionsAfterwards, 3380 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2917.3ms, 417 PlacesBefore, 416 PlacesAfterwards, 1212 TransitionsBefore, 1211 TransitionsAfterwards, 3618 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 6 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2591.8ms, 435 PlacesBefore, 435 PlacesAfterwards, 1228 TransitionsBefore, 1228 TransitionsAfterwards, 3658 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2755.7ms, 438 PlacesBefore, 438 PlacesAfterwards, 1239 TransitionsBefore, 1239 TransitionsAfterwards, 3686 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2715.1ms, 455 PlacesBefore, 453 PlacesAfterwards, 1283 TransitionsBefore, 1283 TransitionsAfterwards, 3840 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2750.3ms, 474 PlacesBefore, 474 PlacesAfterwards, 1300 TransitionsBefore, 1300 TransitionsAfterwards, 3970 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3149.6ms, 489 PlacesBefore, 489 PlacesAfterwards, 1384 TransitionsBefore, 1384 TransitionsAfterwards, 4274 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3226.6ms, 509 PlacesBefore, 509 PlacesAfterwards, 1411 TransitionsBefore, 1411 TransitionsAfterwards, 4454 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3327.8ms, 514 PlacesBefore, 514 PlacesAfterwards, 1418 TransitionsBefore, 1418 TransitionsAfterwards, 4528 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3929.5ms, 532 PlacesBefore, 532 PlacesAfterwards, 1481 TransitionsBefore, 1481 TransitionsAfterwards, 4832 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3737.2ms, 537 PlacesBefore, 537 PlacesAfterwards, 1503 TransitionsBefore, 1503 TransitionsAfterwards, 4862 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 20, Positive conditional cache size: 0, Positive unconditional cache size: 20, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4689.4ms, 541 PlacesBefore, 541 PlacesAfterwards, 1539 TransitionsBefore, 1539 TransitionsAfterwards, 4970 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4270.5ms, 556 PlacesBefore, 556 PlacesAfterwards, 1564 TransitionsBefore, 1564 TransitionsAfterwards, 5018 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4429.7ms, 564 PlacesBefore, 564 PlacesAfterwards, 1591 TransitionsBefore, 1591 TransitionsAfterwards, 5100 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5000.4ms, 573 PlacesBefore, 573 PlacesAfterwards, 1611 TransitionsBefore, 1611 TransitionsAfterwards, 5206 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4433.0ms, 588 PlacesBefore, 588 PlacesAfterwards, 1645 TransitionsBefore, 1645 TransitionsAfterwards, 5364 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4131.3ms, 594 PlacesBefore, 591 PlacesAfterwards, 1652 TransitionsBefore, 1652 TransitionsAfterwards, 5342 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5316.7ms, 608 PlacesBefore, 608 PlacesAfterwards, 1735 TransitionsBefore, 1735 TransitionsAfterwards, 5654 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5697.1ms, 622 PlacesBefore, 622 PlacesAfterwards, 1758 TransitionsBefore, 1758 TransitionsAfterwards, 5752 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5350.2ms, 629 PlacesBefore, 629 PlacesAfterwards, 1827 TransitionsBefore, 1827 TransitionsAfterwards, 6130 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6202.8ms, 656 PlacesBefore, 656 PlacesAfterwards, 1929 TransitionsBefore, 1929 TransitionsAfterwards, 6360 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 6 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7566.6ms, 671 PlacesBefore, 671 PlacesAfterwards, 2086 TransitionsBefore, 2086 TransitionsAfterwards, 7024 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 23, Positive conditional cache size: 0, Positive unconditional cache size: 23, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9237.5ms, 684 PlacesBefore, 684 PlacesAfterwards, 2216 TransitionsBefore, 2216 TransitionsAfterwards, 7298 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 6 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 23, Positive conditional cache size: 0, Positive unconditional cache size: 23, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8741.3ms, 694 PlacesBefore, 694 PlacesAfterwards, 2265 TransitionsBefore, 2265 TransitionsAfterwards, 7488 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9392.5ms, 707 PlacesBefore, 707 PlacesAfterwards, 2290 TransitionsBefore, 2290 TransitionsAfterwards, 7546 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 5 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8156.2ms, 716 PlacesBefore, 716 PlacesAfterwards, 2302 TransitionsBefore, 2302 TransitionsAfterwards, 7594 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9637.0ms, 723 PlacesBefore, 723 PlacesAfterwards, 2314 TransitionsBefore, 2314 TransitionsAfterwards, 7630 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11995.3ms, 743 PlacesBefore, 743 PlacesAfterwards, 2663 TransitionsBefore, 2663 TransitionsAfterwards, 7784 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 27, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12631.0ms, 773 PlacesBefore, 772 PlacesAfterwards, 2712 TransitionsBefore, 2712 TransitionsAfterwards, 7828 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 28, Positive cache size: 28, Positive conditional cache size: 0, Positive unconditional cache size: 28, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 86). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (11states, 22/103 universal loopers) in iteration 74,while PetriNetUnfolder was constructing finite prefix that currently has 111918 conditions, 5288 events (3167/5287 cut-off events. For 1229635/1229988 co-relation queries the response was YES. Maximal size of possible extension queue 1638. Compared 45452 event pairs, 279 based on Foata normal form. 108/6722 useless extension candidates. Maximal degree in co-relation 111617. Up to 4703 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 788615.2ms, OverallIterations: 74, TraceHistogramMax: 3, EmptinessCheckTime: 0.0ms, AutomataDifference: 587218.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 161.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1397 SDtfs, 2055 SDslu, 1025 SDs, 0 SdLazy, 22239 SolverSat, 1995 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9983.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1794 GetRequests, 785 SyntacticMatches, 61 SemanticMatches, 948 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2675 ImplicationChecksByTransitivity, 11329.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=101903occurred in iteration=73, InterpolantAutomatonStates: 848, 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: 263.4ms SsaConstructionTime, 670.3ms SatisfiabilityAnalysisTime, 11157.6ms InterpolantComputationTime, 2272 NumberOfCodeBlocks, 2272 NumberOfCodeBlocksAsserted, 150 NumberOfCheckSat, 2145 ConstructedInterpolants, 42 QuantifiedInterpolants, 16741 SizeOfPredicates, 227 NumberOfNonLiveVariables, 3848 ConjunctsInSsa, 857 ConjunctsInUnsatCore, 127 InterpolantComputations, 21 PerfectInterpolantSequences, 89/316 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